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Current hierarchy for rules (404)
Hierarchy Drop down navigation for Type Search Exclude Subordinates
rules (404) rules (404) exclude
  folding rules (87) rules (404) -> folding rules (87) exclude
    folding rule joints (43) rules (404) -> folding rules (87) -> folding rule joints (43)  
  lumber rules (20) rules (404) -> lumber rules (20)  
  measuring rods (22) rules (404) -> measuring rods (22)  
  parallel rules (5) rules (404) -> parallel rules (5)  
  rule accessories (11) rules (404) -> rule accessories (11)  
  rule attachments (31) rules (404) -> rule attachments (31)  
  rule graduations (27) rules (404) -> rule graduations (27)  
  shrink rules (1) rules (404) -> shrink rules (1)  
  slide rules (6) rules (404) -> slide rules (6) exclude
    circular slide rules (1) rules (404) -> slide rules (6) -> circular slide rules (1)  
    scales (2) rules (404) -> slide rules (6) -> scales (2)  
  tape measures (83) rules (404) -> tape measures (83) exclude
    tape measure mechanisms (7) rules (404) -> tape measures (83) -> tape measure mechanisms (7)  
 
Full Hierarchy | agricultural machines (1,706) | agricultural tools (200) | armaments (66) | combination tools (556) | construction machines (47) | electrical devices (602) | gauges (28)
household machines (475) | household tools (766) | household (358) | industrial furnaces (24) | industrial machines (540) | industrial tools (290) | knives and cutters (122) | layout tools (2,415)
metalworking machines (4,823) | metalworking tools (711) | musical instruments (2) | pliers (652) | potters tools (3) | propulsion and energy (2,775) | punches (41) | rules (404)
screwdrivers (428) | specialty machines (1,065) | specialty tools (526) | stoneworking machines (46) | structures (68) | tool handles (89) | tool holders (63) | tool making (267)
tool storage (50) | trade specific (4,934) | transportation machines (231) | transportation tools (13) | water distribution systems (98) | woodworking machines (13,954) | woodworking tools (3,748) | work holding (1,077)
wrenches (5,532)

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