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Current hierarchy for rules (426)
Hierarchy Drop down navigation for Type Search Exclude Subordinates
rules (426) rules (426) exclude
  folding rules (87) rules (426) -> folding rules (87) exclude
    folding rule joints (43) rules (426) -> folding rules (87) -> folding rule joints (43)  
  lumber rules (21) rules (426) -> lumber rules (21)  
  measuring rods (22) rules (426) -> measuring rods (22)  
  parallel rules (5) rules (426) -> parallel rules (5)  
  rule accessories (11) rules (426) -> rule accessories (11)  
  rule attachments (32) rules (426) -> rule attachments (32)  
  rule graduations (28) rules (426) -> rule graduations (28)  
  shrink rules (1) rules (426) -> shrink rules (1)  
  slide rules (7) rules (426) -> slide rules (7) exclude
    circular slide rules (1) rules (426) -> slide rules (7) -> circular slide rules (1)  
    scales (2) rules (426) -> slide rules (7) -> scales (2)  
  tape measures (101) rules (426) -> tape measures (101) exclude
    tape measure mechanisms (10) rules (426) -> tape measures (101) -> tape measure mechanisms (10)  
 
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propulsion and energy (3,681) | punches (44) | rules (426) | screwdrivers (475) | specialty machines (1,421) | specialty tools (849) | stoneworking machines (57) | stoneworking (1)
structures (85) | tool handles (89) | tool holders (71) | tool making (342) | tool storage (51) | trade specific (5,165) | transportation machines (379) | transportation tools (35)
water distribution systems (143) | woodworking machines (15,017) | woodworking tools (3,859) | work holding (1,203) | wrenches (5,739)

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