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Optional Die Heads

Optional Die Heads

  • Self-Opening (SO) - RIDGID offers Optional Die Heads for your pipe threading and fabrication setup. Automatic release for repeatable number of threads. They can be quickly adjusted from size to size with manual release.
  • Quick-Opening (QO) - Manual release for user-specified thread lengths.
  • Bolt - Designed for bolt threading.
  • Mono - Dedicated to a specific size of thread.
  • Semi-Automatic (SA) - Can be quickly adjusted from size to size with manual release.
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Ordering Information

Machine NPT Die Heads
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Catalog Number Model No. Description How Opened Thread Direction Oil Thru Head Dies Used Pipe Capacity Bolt Capacity Weight
in. mm in. mm lb. kg
97065 811A  DIEHEAD, 811A QO L/DIE  Q.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.7 
97075 815A  DIEHEAD, 815A SO L/DIES  S.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.9 
84537 816  DIEHEAD, QUICK SET 1/8-3/4  S.A  RH  Yes  Univ.  1/8 - 3/4  -  -  -  13  5.9 
84532 817  DIEHEAD, QUICK SET 1-2"  S.A  RH  Yes  Univ.  1 - 2  -  -  -  13  5.9 
10491 555  DIEHEAD, 555 L/DIES  Q.O  RH  Yes  Dual/Bolt  1/8 - 3/4  3 - 50  -  -  8  3.6 
Machine BSPT Die Heads
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Catalog Number Model No. Description How Opened Thread Direction Oil Thru Head Dies Used Pipe Capacity Bolt Capacity Weight
in. mm in. mm lb. kg
97070 811A  DIEHEAD, 811A QO BSPT L/DIES  Q.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 2  12 1/2  5.7 
97080 815A  DIEHEAD, 815A BSPT  S.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.9 
23297 856  856 1/8" - 2" BSPT SO Universal Die Head  S.O  LH  Yes  Univ.  1/8 - 2  3 - 50  -  -  12 1/2  5.7 
10491 555  DIEHEAD, 555 L/DIES  Q.O  RH  Yes  Dual/Bolt  1/8 - 3/4  3 - 50  -  -  8  3.6 
Machine Bolt Die Heads
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Catalog Number Model No. Description How Opened Thread Direction Oil Thru Head Dies Used Pipe Capacity Bolt Capacity Weight
in. mm in. mm lb. kg
97045 531  DIEHEAD, 531 1/4-1 BOLT L/DIES  Q.O  RH/LH  Yes  500B  -  -  1/4 - 1  3 - 25  7 1/2  3.4 
97050 532  DIEHEAD, 532 1 1/8-2 BLT L/DIE  Q.O  RH/LH  Yes  500B  -  -  1 1/8 - 2  29 - 51  9  4.1 
Die Head Racks for All Machine Die Heads
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Catalog Number Model No. Description Weight
lb. kg
42485 4U  RACK, 4U DIEHEAD  8 1/2  3.9 
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