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Current hierarchy for metalworking machines (15,127)
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metalworking machines (15,127) metalworking machines (15,127) exclude
  bolt heading machines (6) metalworking machines (15,127) -> bolt heading machines (6)  
  boring and turning machines (28) metalworking machines (15,127) -> boring and turning machines (28)  
  broaching machines (88) metalworking machines (15,127) -> broaching machines (88) exclude
    broaches (14) metalworking machines (15,127) -> broaching machines (88) -> broaches (14)  
  cam making machines (3) metalworking machines (15,127) -> cam making machines (3)  
  collet closers (3) metalworking machines (15,127) -> collet closers (3)  
  cutting-off and centering machines (25) metalworking machines (15,127) -> cutting-off and centering machines (25)  
  deburring apparatus (4) metalworking machines (15,127) -> deburring apparatus (4)  
  drilling and boring (2,273) metalworking machines (15,127) -> drilling and boring (2,273) exclude
    boring heads (122) metalworking machines (15,127) -> drilling and boring (2,273) -> boring heads (122)  
    center drilling machines (5) metalworking machines (15,127) -> drilling and boring (2,273) -> center drilling machines (5)  
    drill bits (160) metalworking machines (15,127) -> drilling and boring (2,273) -> drill bits (160) exclude
      metalworking counterbores (8) metalworking machines (15,127) -> drilling and boring (2,273) -> drill bits (160) -> metalworking counterbores (8)  
      metalworking countersinks (14) metalworking machines (15,127) -> drilling and boring (2,273) -> drill bits (160) -> metalworking countersinks (14)  
      metalworking twist drills (11) metalworking machines (15,127) -> drilling and boring (2,273) -> drill bits (160) -> metalworking twist drills (11)  
      reamers (71) metalworking machines (15,127) -> drilling and boring (2,273) -> drill bits (160) -> reamers (71)  
    drill presses (1,013) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) exclude
      drill press accessories (69) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> drill press accessories (69)  
      drill press chucks (147) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> drill press chucks (147)  
      drill press speed change accessories (2) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> drill press speed change accessories (2)  
      drill press speed change mechanisms (1) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> drill press speed change mechanisms (1)  
      multiple spindle drill presses (44) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> multiple spindle drill presses (44)  
      radial drill presses (209) metalworking machines (15,127) -> drilling and boring (2,273) -> drill presses (1,013) -> radial drill presses (209)  
    drilling and boring tool holders (156) metalworking machines (15,127) -> drilling and boring (2,273) -> drilling and boring tool holders (156)  
    facing heads (18) metalworking machines (15,127) -> drilling and boring (2,273) -> facing heads (18)  
    horizontal boring mill attachments (22) metalworking machines (15,127) -> drilling and boring (2,273) -> horizontal boring mill attachments (22)  
    horizontal boring mills (142) metalworking machines (15,127) -> drilling and boring (2,273) -> horizontal boring mills (142)  
    horizontal drilling machines (27) metalworking machines (15,127) -> drilling and boring (2,273) -> horizontal drilling machines (27)  
    jig boring machines (7) metalworking machines (15,127) -> drilling and boring (2,273) -> jig boring machines (7)  
    multiple spindle drilling heads (24) metalworking machines (15,127) -> drilling and boring (2,273) -> multiple spindle drilling heads (24)  
    portable metal boring and drilling machines (18) metalworking machines (15,127) -> drilling and boring (2,273) -> portable metal boring and drilling machines (18)  
    portable metal drilling machines (39) metalworking machines (15,127) -> drilling and boring (2,273) -> portable metal drilling machines (39)  
    tapping heads and chucks (58) metalworking machines (15,127) -> drilling and boring (2,273) -> tapping heads and chucks (58)  
    tapping machines (92) metalworking machines (15,127) -> drilling and boring (2,273) -> tapping machines (92)  
    vertical boring mills (87) metalworking machines (15,127) -> drilling and boring (2,273) -> vertical boring mills (87)  
  electrical discharge machining (19) metalworking machines (15,127) -> electrical discharge machining (19)  
  electrochemical machining (11) metalworking machines (15,127) -> electrochemical machining (11)  
  embossing and knurling machines (14) metalworking machines (15,127) -> embossing and knurling machines (14)  
  filing machines (42) metalworking machines (15,127) -> filing machines (42)  
  forging machines (753) metalworking machines (15,127) -> forging machines (753) exclude
    drop hammers (273) metalworking machines (15,127) -> forging machines (753) -> drop hammers (273)  
    foot operated hammers (14) metalworking machines (15,127) -> forging machines (753) -> foot operated hammers (14)  
    forge blowers (31) metalworking machines (15,127) -> forging machines (753) -> forge blowers (31)  
    forges (66) metalworking machines (15,127) -> forging machines (753) -> forges (66) exclude
      forge bellows (10) metalworking machines (15,127) -> forging machines (753) -> forges (66) -> forge bellows (10)  
      forge tuyeres (11) metalworking machines (15,127) -> forging machines (753) -> forges (66) -> forge tuyeres (11)  
    forging apparatus and accessories (21) metalworking machines (15,127) -> forging machines (753) -> forging apparatus and accessories (21)  
    forging dies (19) metalworking machines (15,127) -> forging machines (753) -> forging dies (19)  
    forging presses (21) metalworking machines (15,127) -> forging machines (753) -> forging presses (21)  
    portable forges (42) metalworking machines (15,127) -> forging machines (753) -> portable forges (42)  
    power hammers (151) metalworking machines (15,127) -> forging machines (753) -> power hammers (151)  
    rotary hammers (5) metalworking machines (15,127) -> forging machines (753) -> rotary hammers (5)  
    steam hammers (26) metalworking machines (15,127) -> forging machines (753) -> steam hammers (26)  
    trip and helve hammers (53) metalworking machines (15,127) -> forging machines (753) -> trip and helve hammers (53)  
  gear cutting tools (42) metalworking machines (15,127) -> gear cutting tools (42)  
  gear lapping machines (7) metalworking machines (15,127) -> gear lapping machines (7)  
  gear making machines (285) metalworking machines (15,127) -> gear making machines (285) exclude
    gear hobbing machines (30) metalworking machines (15,127) -> gear making machines (285) -> gear hobbing machines (30) exclude
      gear hob cutters (6) metalworking machines (15,127) -> gear making machines (285) -> gear hobbing machines (30) -> gear hob cutters (6)  
  gear measuring machines (25) metalworking machines (15,127) -> gear measuring machines (25)  
  gear pulling and mounting machines (1) metalworking machines (15,127) -> gear pulling and mounting machines (1)  
  grinders (1,616) metalworking machines (15,127) -> grinders (1,616) exclude
    cam grinding machines (2) metalworking machines (15,127) -> grinders (1,616) -> cam grinding machines (2)  
    centerless grinders (70) metalworking machines (15,127) -> grinders (1,616) -> centerless grinders (70)  
    crankshaft grinders (6) metalworking machines (15,127) -> grinders (1,616) -> crankshaft grinders (6)  
    cylindrical grinders (98) metalworking machines (15,127) -> grinders (1,616) -> cylindrical grinders (98)  
    die grinding machines (1) metalworking machines (15,127) -> grinders (1,616) -> die grinding machines (1)  
    drill grinders (51) metalworking machines (15,127) -> grinders (1,616) -> drill grinders (51)  
    gear grinding machines (20) metalworking machines (15,127) -> grinders (1,616) -> gear grinding machines (20)  
    grinder dressers (124) metalworking machines (15,127) -> grinders (1,616) -> grinder dressers (124)  
    grinder wheels (26) metalworking machines (15,127) -> grinders (1,616) -> grinder wheels (26)  
    grinding attachments (47) metalworking machines (15,127) -> grinders (1,616) -> grinding attachments (47)  
    grinding fixtures (23) metalworking machines (15,127) -> grinders (1,616) -> grinding fixtures (23)  
    grindstone frames (7) metalworking machines (15,127) -> grinders (1,616) -> grindstone frames (7)  
    hob grinding machines (4) metalworking machines (15,127) -> grinders (1,616) -> hob grinding machines (4)  
    internal grinders (19) metalworking machines (15,127) -> grinders (1,616) -> internal grinders (19)  
    jig grinders (11) metalworking machines (15,127) -> grinders (1,616) -> jig grinders (11) exclude
      wheel truing devices (8) metalworking machines (15,127) -> grinders (1,616) -> jig grinders (11) -> wheel truing devices (8)  
    lapping machines (23) metalworking machines (15,127) -> grinders (1,616) -> lapping machines (23) exclude
      lapping tools (1) metalworking machines (15,127) -> grinders (1,616) -> lapping machines (23) -> lapping tools (1)  
    lathe center grinders (2) metalworking machines (15,127) -> grinders (1,616) -> lathe center grinders (2)  
    magnetic chucks (33) metalworking machines (15,127) -> grinders (1,616) -> magnetic chucks (33) exclude
      magnetic chuck accessories (5) metalworking machines (15,127) -> grinders (1,616) -> magnetic chucks (33) -> magnetic chuck accessories (5)  
    portable grinding machines (3) metalworking machines (15,127) -> grinders (1,616) -> portable grinding machines (3)  
    profile and contour grinders (23) metalworking machines (15,127) -> grinders (1,616) -> profile and contour grinders (23)  
    roll grinding machines (15) metalworking machines (15,127) -> grinders (1,616) -> roll grinding machines (15)  
    sharpening machines (671) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) exclude
      bench or pedestal grinders (59) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> bench or pedestal grinders (59)  
      broach sharpening machines (2) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> broach sharpening machines (2)  
      cutter grinding machines (18) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> cutter grinding machines (18)  
      drill sharpening machines (38) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> drill sharpening machines (38)  
      grinding wheels (38) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> grinding wheels (38)  
      saw sharpening machines (357) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> saw sharpening machines (357)  
      sharpening tool holders (29) metalworking machines (15,127) -> grinders (1,616) -> sharpening machines (671) -> sharpening tool holders (29)  
    surface grinders (106) metalworking machines (15,127) -> grinders (1,616) -> surface grinders (106)  
    thread grinders (8) metalworking machines (15,127) -> grinders (1,616) -> thread grinders (8)  
    tool grinders (86) metalworking machines (15,127) -> grinders (1,616) -> tool grinders (86)  
    valve cock grinders (4) metalworking machines (15,127) -> grinders (1,616) -> valve cock grinders (4)  
  grinding machines (495) metalworking machines (15,127) -> grinding machines (495)  
  honing machines (69) metalworking machines (15,127) -> honing machines (69)  
  indexers and dividers (102) metalworking machines (15,127) -> indexers and dividers (102)  
  key seating machines (68) metalworking machines (15,127) -> key seating machines (68)  
  keyway cutting machines (8) metalworking machines (15,127) -> keyway cutting machines (8)  
  laser cutting machines (1) metalworking machines (15,127) -> laser cutting machines (1)  
  machine bases and cabinets (4) metalworking machines (15,127) -> machine bases and cabinets (4)  
  machine lubricators (9) metalworking machines (15,127) -> machine lubricators (9)  
  machine tool controls (340) metalworking machines (15,127) -> machine tool controls (340)  
  metal bending machines (81) metalworking machines (15,127) -> metal bending machines (81)  
  metal engraving machines (47) metalworking machines (15,127) -> metal engraving machines (47) exclude
    metal engraving tools (1) metalworking machines (15,127) -> metal engraving machines (47) -> metal engraving tools (1)  
  metal lathes (3,663) metalworking machines (15,127) -> metal lathes (3,663) exclude
    automatic lathes (67) metalworking machines (15,127) -> metal lathes (3,663) -> automatic lathes (67)  
    axle lathes (31) metalworking machines (15,127) -> metal lathes (3,663) -> axle lathes (31)  
    backing off attachments (9) metalworking machines (15,127) -> metal lathes (3,663) -> backing off attachments (9)  
    backing off lathes (7) metalworking machines (15,127) -> metal lathes (3,663) -> backing off lathes (7)  
    brake drum lathes (1) metalworking machines (15,127) -> metal lathes (3,663) -> brake drum lathes (1)  
    cam shaft lathes (4) metalworking machines (15,127) -> metal lathes (3,663) -> cam shaft lathes (4)  
    car wheel lathes (24) metalworking machines (15,127) -> metal lathes (3,663) -> car wheel lathes (24)  
    crank pin lathes (36) metalworking machines (15,127) -> metal lathes (3,663) -> crank pin lathes (36)  
    crankshaft lathes (127) metalworking machines (15,127) -> metal lathes (3,663) -> crankshaft lathes (127)  
    engine lathes (201) metalworking machines (15,127) -> metal lathes (3,663) -> engine lathes (201)  
    engine wheel lathes (6) metalworking machines (15,127) -> metal lathes (3,663) -> engine wheel lathes (6)  
    form producing lathes (25) metalworking machines (15,127) -> metal lathes (3,663) -> form producing lathes (25)  
    jewelers lathes (13) metalworking machines (15,127) -> metal lathes (3,663) -> jewelers lathes (13)  
    lathe dogs (106) metalworking machines (15,127) -> metal lathes (3,663) -> lathe dogs (106)  
    lathe tool holders and tool posts (716) metalworking machines (15,127) -> metal lathes (3,663) -> lathe tool holders and tool posts (716)  
    lathe tools (230) metalworking machines (15,127) -> metal lathes (3,663) -> lathe tools (230)  
    metal lathe accessories and attachments (654) metalworking machines (15,127) -> metal lathes (3,663) -> metal lathe accessories and attachments (654)  
    metal lathe chucks (491) metalworking machines (15,127) -> metal lathes (3,663) -> metal lathe chucks (491)  
    metal lathe mechanisms (51) metalworking machines (15,127) -> metal lathes (3,663) -> metal lathe mechanisms (51)  
    multiple spindle lathes (62) metalworking machines (15,127) -> metal lathes (3,663) -> multiple spindle lathes (62)  
    numerically controlled lathes (4) metalworking machines (15,127) -> metal lathes (3,663) -> numerically controlled lathes (4)  
    ornamental lathes (15) metalworking machines (15,127) -> metal lathes (3,663) -> ornamental lathes (15)  
    pulley turning lathes (10) metalworking machines (15,127) -> metal lathes (3,663) -> pulley turning lathes (10)  
    screwcutting lathes (49) metalworking machines (15,127) -> metal lathes (3,663) -> screwcutting lathes (49)  
    shaft turning lathes (7) metalworking machines (15,127) -> metal lathes (3,663) -> shaft turning lathes (7)  
    tracer controlled lathes (6) metalworking machines (15,127) -> metal lathes (3,663) -> tracer controlled lathes (6)  
    turret lathes (225) metalworking machines (15,127) -> metal lathes (3,663) -> turret lathes (225)  
    vertical turret lathes (23) metalworking machines (15,127) -> metal lathes (3,663) -> vertical turret lathes (23)  
    watchmakers lathes (86) metalworking machines (15,127) -> metal lathes (3,663) -> watchmakers lathes (86)  
    wrist pin lathes (14) metalworking machines (15,127) -> metal lathes (3,663) -> wrist pin lathes (14)  
  metal planers (598) metalworking machines (15,127) -> metal planers (598) exclude
    metal planer accessories (56) metalworking machines (15,127) -> metal planers (598) -> metal planer accessories (56)  
    metal planer chucks (22) metalworking machines (15,127) -> metal planers (598) -> metal planer chucks (22)  
    metal planer tool holders (164) metalworking machines (15,127) -> metal planers (598) -> metal planer tool holders (164)  
    metal planer tools (38) metalworking machines (15,127) -> metal planers (598) -> metal planer tools (38)  
  metal punching machines (120) metalworking machines (15,127) -> metal punching machines (120)  
  metal relieving attachments (13) metalworking machines (15,127) -> metal relieving attachments (13)  
  metal relieving machines (3) metalworking machines (15,127) -> metal relieving machines (3)  
  metal rolling machines (16) metalworking machines (15,127) -> metal rolling machines (16)  
  metal sanding machines (23) metalworking machines (15,127) -> metal sanding machines (23)  
  metal sawing machines (178) metalworking machines (15,127) -> metal sawing machines (178) exclude
    metal cutting bandsaws (33) metalworking machines (15,127) -> metal sawing machines (178) -> metal cutting bandsaws (33) exclude
      metal cutting bandsaw blades (5) metalworking machines (15,127) -> metal sawing machines (178) -> metal cutting bandsaws (33) -> metal cutting bandsaw blades (5)  
    metal cutting circular saws (22) metalworking machines (15,127) -> metal sawing machines (178) -> metal cutting circular saws (22) exclude
      metal cutting circular saw blades (15) metalworking machines (15,127) -> metal sawing machines (178) -> metal cutting circular saws (22) -> metal cutting circular saw blades (15)  
    power hacksaws (31) metalworking machines (15,127) -> metal sawing machines (178) -> power hacksaws (31)  
  metal shapers (301) metalworking machines (15,127) -> metal shapers (301) exclude
    metal shaper accessories (30) metalworking machines (15,127) -> metal shapers (301) -> metal shaper accessories (30)  
    metal shaper tool holders (57) metalworking machines (15,127) -> metal shapers (301) -> metal shaper tool holders (57)  
    metal shaper tools (9) metalworking machines (15,127) -> metal shapers (301) -> metal shaper tools (9)  
  metal shearing machines (211) metalworking machines (15,127) -> metal shearing machines (211)  
  metal slotting machines (64) metalworking machines (15,127) -> metal slotting machines (64) exclude
    metal slotting tools (1) metalworking machines (15,127) -> metal slotting machines (64) -> metal slotting tools (1)  
    slotting machine tool holders (9) metalworking machines (15,127) -> metal slotting machines (64) -> slotting machine tool holders (9)  
  metal spinning machines (32) metalworking machines (15,127) -> metal spinning machines (32)  
  metal straightening machines (31) metalworking machines (15,127) -> metal straightening machines (31)  
  metal stretch forming machines (14) metalworking machines (15,127) -> metal stretch forming machines (14)  
  metal swaging machines (47) metalworking machines (15,127) -> metal swaging machines (47)  
  metal thread milling machines (2) metalworking machines (15,127) -> metal thread milling machines (2)  
  metal threading machines (206) metalworking machines (15,127) -> metal threading machines (206) exclude
    pipe threading machines (87) metalworking machines (15,127) -> metal threading machines (206) -> pipe threading machines (87)  
    thread hobbing and thread milling machines (5) metalworking machines (15,127) -> metal threading machines (206) -> thread hobbing and thread milling machines (5)  
    thread measuring machines (3) metalworking machines (15,127) -> metal threading machines (206) -> thread measuring machines (3)  
    thread rolling machines (6) metalworking machines (15,127) -> metal threading machines (206) -> thread rolling machines (6)  
  metalworking machine mechanisms (2,162) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) exclude
    coolant apparatus (26) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> coolant apparatus (26)  
    hydraulic apparatus (165) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> hydraulic apparatus (165)  
    metalworking machine bearings (73) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine bearings (73)  
    metalworking machine clutches (21) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine clutches (21)  
    metalworking machine gearing (157) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine gearing (157) exclude
      metalworking speed changing mechanisms (96) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine gearing (157) -> metalworking speed changing mechanisms (96)  
    metalworking machine lubrication (44) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine lubrication (44)  
    metalworking machine safety guards (29) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking machine safety guards (29)  
    metalworking power transmission (219) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking power transmission (219)  
    metalworking variable speed mechanisms (51) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> metalworking variable speed mechanisms (51)  
    nc and cnc apparatus (33) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> nc and cnc apparatus (33)  
    tool changers and storage mechanisms (118) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> tool changers and storage mechanisms (118)  
    workpiece changers and storage mechanisms (122) metalworking machines (15,127) -> metalworking machine mechanisms (2,162) -> workpiece changers and storage mechanisms (122)  
  metalworking machine tool holders (265) metalworking machines (15,127) -> metalworking machine tool holders (265) exclude
    insert tool holders (125) metalworking machines (15,127) -> metalworking machine tool holders (265) -> insert tool holders (125)  
  metalworking machine work holding (8) metalworking machines (15,127) -> metalworking machine work holding (8)  
  metalworking presses (303) metalworking machines (15,127) -> metalworking presses (303) exclude
    arbor presses (27) metalworking machines (15,127) -> metalworking presses (303) -> arbor presses (27)  
    forging presses (6) metalworking machines (15,127) -> metalworking presses (303) -> forging presses (6)  
    hydraulic metalworking presses (38) metalworking machines (15,127) -> metalworking presses (303) -> hydraulic metalworking presses (38)  
    lever presses (5) metalworking machines (15,127) -> metalworking presses (303) -> lever presses (5)  
    punch presses (104) metalworking machines (15,127) -> metalworking presses (303) -> punch presses (104) exclude
      dies for punch presses (23) metalworking machines (15,127) -> metalworking presses (303) -> punch presses (104) -> dies for punch presses (23)  
    screw presses (5) metalworking machines (15,127) -> metalworking presses (303) -> screw presses (5)  
    stamping presses (91) metalworking machines (15,127) -> metalworking presses (303) -> stamping presses (91) exclude
      stamping press dies (2) metalworking machines (15,127) -> metalworking presses (303) -> stamping presses (91) -> stamping press dies (2)  
    steam or pneumatic presses (1) metalworking machines (15,127) -> metalworking presses (303) -> steam or pneumatic presses (1)  
  milling machines (1,394) metalworking machines (15,127) -> milling machines (1,394) exclude
    milling machine accessories (162) metalworking machines (15,127) -> milling machines (1,394) -> milling machine accessories (162)  
    milling machine cutters (135) metalworking machines (15,127) -> milling machines (1,394) -> milling machine cutters (135)  
    milling machine tools (45) metalworking machines (15,127) -> milling machines (1,394) -> milling machine tools (45)  
    numerically controlled milling machines (18) metalworking machines (15,127) -> milling machines (1,394) -> numerically controlled milling machines (18)  
    portable milling machines (7) metalworking machines (15,127) -> milling machines (1,394) -> portable milling machines (7)  
  multiple station machines (5) metalworking machines (15,127) -> multiple station machines (5)  
  nail making machines (177) metalworking machines (15,127) -> nail making machines (177)  
  oil grooving machines (3) metalworking machines (15,127) -> oil grooving machines (3)  
  part fixtures (3) metalworking machines (15,127) -> part fixtures (3)  
  pipe bending machines (8) metalworking machines (15,127) -> pipe bending machines (8)  
  pipe cutting machines (34) metalworking machines (15,127) -> pipe cutting machines (34)  
  pipe deburring machines (4) metalworking machines (15,127) -> pipe deburring machines (4)  
  polishing machines (31) metalworking machines (15,127) -> polishing machines (31)  
  profiling machines (71) metalworking machines (15,127) -> profiling machines (71)  
  rifling machines (15) metalworking machines (15,127) -> rifling machines (15)  
  riveting machines (105) metalworking machines (15,127) -> riveting machines (105)  
  rotary tables (19) metalworking machines (15,127) -> rotary tables (19)  
  screw machines (214) metalworking machines (15,127) -> screw machines (214) exclude
    screw machine tool holders and tools (3) metalworking machines (15,127) -> screw machines (214) -> screw machine tool holders and tools (3)  
  sheet metal (279) metalworking machines (15,127) -> sheet metal (279) exclude
    beading machines (6) metalworking machines (15,127) -> sheet metal (279) -> beading machines (6)  
    crimping machines (4) metalworking machines (15,127) -> sheet metal (279) -> crimping machines (4)  
    cutting and trimming machines (8) metalworking machines (15,127) -> sheet metal (279) -> cutting and trimming machines (8)  
    grooving machines (4) metalworking machines (15,127) -> sheet metal (279) -> grooving machines (4)  
    notching machines (4) metalworking machines (15,127) -> sheet metal (279) -> notching machines (4)  
    roller seaming machines (6) metalworking machines (15,127) -> sheet metal (279) -> roller seaming machines (6)  
    rotary cutters (5) metalworking machines (15,127) -> sheet metal (279) -> rotary cutters (5)  
    scroll cutters (2) metalworking machines (15,127) -> sheet metal (279) -> scroll cutters (2)  
    sheet metal bending machines (28) metalworking machines (15,127) -> sheet metal (279) -> sheet metal bending machines (28)  
    sheet metal brakes (43) metalworking machines (15,127) -> sheet metal (279) -> sheet metal brakes (43)  
    sheet metal flanging machines (11) metalworking machines (15,127) -> sheet metal (279) -> sheet metal flanging machines (11)  
    sheet metal forming rolls (19) metalworking machines (15,127) -> sheet metal (279) -> sheet metal forming rolls (19)  
    sheet metal ribbing and perforating machines (1) metalworking machines (15,127) -> sheet metal (279) -> sheet metal ribbing and perforating machines (1)  
    stamping presses (101) metalworking machines (15,127) -> sheet metal (279) -> stamping presses (101) exclude
      sheet metal stamping dies (9) metalworking machines (15,127) -> sheet metal (279) -> stamping presses (101) -> sheet metal stamping dies (9)  
  tool dressing machines (1) metalworking machines (15,127) -> tool dressing machines (1)  
  upsetting machines (5) metalworking machines (15,127) -> upsetting machines (5)  
  welding machines (23) metalworking machines (15,127) -> welding machines (23)  
 
Full Hierarchy | agricultural (3,232) | armaments (138) | combination tools (624) | construction machines (89) | electrical devices (1,387) | gauges (109) | handheld power tools (821)
hardware (238) | household tools (118) | household (2,260) | industrial machines (1,928) | industrial tanks (5) | industrial tools (1,255) | knives and cutters (178) | layout tools (2,658)
manufacturing (327) | material handling (388) | metalworking machines (15,127) | metalworking tools (2,050) | musical instruments (53) | photographic apparatus (327) | pliers (733) | potters tools (3)
propulsion and energy (6,191) | punches (50) | rules (497) | screwdrivers (573) | specialty machines (2,770) | specialty tools (1,703) | stoneworking (142) | structures (119)
tool making (465) | trade specific (5,971) | transportation (1,061) | water distribution systems (231) | woodworking machines (15,644) | woodworking tools (4,186) | work holding (1,648) | wrenches (5,999)

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