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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  811A 1/8” – 2” NPT Die Head, Quick-Opening, RH  Q.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.7  Buy Now
97075 815A  815A 1/8" - 2" BSPT Die Head, Self-Opening, RH  S.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.9  Buy Now
84537 816  816 1/8” - 3/4” NPT Die Head, Semi-Automatic, RH  S.A  RH  Yes  Univ.  1/8 - 3/4  -  -  -  13  5.9  Buy Now
84532 817  817 1” - 2” NPT Die Head, Semi-Automatic, RH  S.A  RH  Yes  Univ.  1 - 2  -  -  -  13  5.9  Buy Now
23282 842  842 1/8" - 2" NPT QO Universal Die Head  Q.O  LH  Yes  Univ.  1/8 - 2  -  -  -  12 1/2  5.7  Buy Now
10491 555  555 1/8” - 3/4” Dual Die Head, Quick-Opening, RH  Q.O  RH  Yes  Dual/Bolt  1/8 - 3/4  3 - 50  -  -  8  3.6  Buy Now
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  811A 1/8” - 2” BSPT Die Head, Self-Opening, RH  Q.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 2  12 1/2  5.7  Buy Now
97080 815A  815A 1/8" - 2" BSPT Die Head, Self-Opening, RH  S.O  RH  Yes  Univ.  1/8 - 2  3 - 50  1/4 - 2  6 - 50  13  5.9  Buy Now
45322 815A  815A 1/8" - 2" BSPT, Self-Opening, RH. Eur. RT  -  RH  Yes  -  -  -  -  -  13  5.9  Buy Now
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  Buy Now
10491 555  555 1/8” - 3/4” Dual Die Head, Quick-Opening, RH  Q.O  RH  Yes  Dual/Bolt  1/8 - 3/4  3 - 50  -  -  8  3.6  Buy Now
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  531 1/4"-1"Bolt Die Head Quick-Open R.H./L.H.   Q.O  RH/LH  Yes  500B  -  -  1/4 - 1  3 - 25  7 1/2  3.4  Buy Now
97050 532  532 1-1/8"-2"Bolt Die Head Quick-Open R.H./L.H.   Q.O  RH/LH  Yes  500B  -  -  1 1/8 - 2  29 - 51  9  4.1  Buy Now
Machine Mono 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
42047 500A  500A 1/8" Mono RH QO Die Head  Q.O  RH  Yes  Mono  1/8  3  -  -  6 3/4  3.1  Buy Now
42052 500A  500A 1/4" Mono RH QO Die Head  Q.O  RH  Yes  Mono  1/4  6  -  -  7  3.2  Buy Now
42057 500A  500A 3/8" Mono RH QO Die Head  Q.O  RH  Yes  Mono  3/8  10  -  -  7  3.2  Buy Now
42062 500A  500A 1/2" Mono RH QO Die Head  Q.O  RH  Yes  Mono  1/2  13  -  -  7 1/4  3.3  Buy Now
42067 500A  500A 3/4"Mono RH QO Die Head  Q.O  RH  Yes  Mono  3/4  19  -  -  7 1/4  3.3  Buy Now
42072 500A  500A 1"Mono RH QO Die Head  Q.O  RH  Yes  Mono  1  25  -  -  8  3.6  Buy Now
42077 500A  500A 1-1/4"Mono RH QO Die Head  Q.O  RH  Yes  Mono  1 1/4  29  -  -  8  3.6  Buy Now
42082 500A  500A 1-1/2"Mono RH QO Die Head  Q.O  RH  Yes  Mono  1 1/2  38  -  -  8 1/2  3.9  Buy Now
42087 500A  500A 2" Mono RH QO Die Head  Q.O  RH  Yes  Mono  2  51  -  -  8 1/2  3.9  Buy Now
Used On: 1215, 1233, 535, 535A, 1822 Machines and 300, 300 Compact and 300-A w/carriage.
No. 811A Die Head replaces No. 811 and No. 841 Die Heads
No. 815A Die Head replaces No. 815 and No. 845 Die Heads
No. 500A Die Head replaces No. 500 Mono Die Heads.
No. 555 Die Head replaces No. 515
Note: British Die Heads use British Dies only
Note: 531 and 532 Die Heads replace 500B Dia Head
Individual Machine Die Heads do not include Dies
Die Head Racks for All Machine Die Heads
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Catalog Number Model No. Description Weight
lb. kg
42485 4U  4V Die Head Rack (4 Heads)  8 1/2  3.9  Buy Now
42490 6U  6V Die Head Rack (6 Heads)  12 1/2  5.7  Buy Now
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