3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

3/4-16UNF LH 3/4-16UNF 2A 3A thread ring gauge 1 1/4''- 16 UNF-3B thread plug gauge GO & NOGO precision gages tool

1 3/4-5-6-8-12-16-18-20-24 UNS / UNC / UN / LH 2A / 3A thread ring gauge precision ring O gage GO NOGO

1 3/4-5-6-8-12-16-18-20-24 UNS / UNC / UN / LH 2A / 3A Thread Ring Gauge Precision Ring O Gage GO NOGO

1 11/16-6-8-10-12-14-16-18-20 LH 2B / 3B / 2A Thread plug ring gauge GO NOGO American system thread gages

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1.9/16-6UN 1.9/16-8UN 1.9/16-16UN-18UNEF-20UN 2A 3A LH American system thread ring gauge GO NOGO gages O gauge

Screw thread gauge 1.5/8-6UN-8UN-12UN-2A / 3A high precision measuring gages American standard O ring gauge go and nogo

Thread plug ring gauge 3/8-24UNF 9/16-18UNF 9/16-18UNF-LH 2A screw thread gauge customize go nogo gages

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0.375 3/8-24UNJF 3B 3A aviation threadplug ring gauge GO NOGO internal external thread plug ring gages

0.4375-7/16-20 UNJF 0.190-10-32 3A 3B Thread Plug Ring Gauge Aviation Screw Thread Gauge O Gages Go Nogo

3B Thread Plug Gauge UNF UNC Internal Thread Check Gauge 3B Precision Plug Gages Support Customize GO NOGO Gauge Tool

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7/8-9-11-12-14-16-18-20-28-32UN UNF plug gauge tool LH 2B 3B screw thread American system plug gage GO NOGO