JBO 3/4in x 16TPI UNF Go Thread Ring Gauge 3A UNF (Unified Fine) - 502463 Premium German made UNF Right Hand Go Thread Ring Gauge. For checking to a 3A tolerance. GBP 209.99 1
JBO 3/4in x 10TPI UNC Go Thread Ring Gauge 3A UNC (Unified Coarse) - 502797 Premium German made UNC Right Hand Go Thread Ring Gauge. For checking to a 3A tolerance. GBP 219.99 1
JBO 3/4in x 10TPI UNC Go Thread Ring Gauge 2A UNC (Unified Coarse) - 502411 Premium German made UNC Right Hand Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 112.99 1
JBO 3/4in x 10TPI UNC Go Left Hand Thread Ring Gauge 2A UNC (Unified Coarse) - 502412 Premium German made UNC Left Hand Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 209.99 1
JBO 3/4in x 16TPI UNF Go Left Hand Thread Ring Gauge 2A UNF (Unified Fine) - 502464 Premium German made UNF Left Hand Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 209.99 1
JBO 3/4in x 20TPI UNEF Go Thread Ring Gauge 2A UNEF - 501319 Premium German made UNEF Right Hand Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 179.99 1
JBO 3/4in x 16TPI UNF Go Thread Ring Gauge 2A UNF (Unified Fine) - 502461 Premium German made UNF Right Hand Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 149.99 1
JBO 3/4in x 10TPI UNC No-Go Thread Ring Gauge 2A UNC (Unified Coarse) - 501083 Premium German made UNC Right Hand No-Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 112.99 1
JBO 3/4in x 16TPI UNF No-Go Left Hand Thread Ring Gauge 2A UNF (Unified Fine) - 501135 Premium German made UNF Left Hand No-Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 209.99 1
JBO 3/4in x 14TPI BSP (g) Go Thread Ring Gauge A BSP (g) (British Standard Pipe) - 501391 Premium German made BSP (G) Right Hand Go Thread Ring Gauge. For checking to a A tolerance. GBP 129.99 1
JBO 3/4in x 16TPI UNF No-Go Thread Ring Gauge 2A UNF (Unified Fine) - 501133 Premium German made UNF Right Hand No-Go Thread Ring Gauge. For checking to a 2A tolerance. GBP 149.99 1
JBO 3/4in x 16TPI UNJF No-Go Thread Ring Gauge 3A UNJF - 503100 Premium German made UNJF Right Hand No-Go Thread Ring Gauge. For checking to a 3A tolerance. GBP 259.99 1
JBO 3/4in x 16TPI UNF No-Go Thread Ring Gauge 3A UNF (Unified Fine) - 501134 Premium German made UNF Right Hand No-Go Thread Ring Gauge. For checking to a 3A tolerance. GBP 209.99 1
JBO 3/4in x 16TPI UNF Go/No-Go Thread Plug Gauge 2B UNF (Unified Fine) - 512460 Premium German made UNF Right Hand Go/No-Go Thread Plug Gauge. For checking to a 2B tolerance. GBP 129.99 1
JBO 3/4in x 20TPI UNEF Go/No-Go Thread Plug Gauge 2B UNEF - 511556 Premium German made UNEF Right Hand Go/No-Go Thread Plug Gauge. For checking to a 2B tolerance. GBP 159.99 1
JBO 3/4in x 20TPI UNEF Go/No-Go Left Hand Thread Plug Gauge 2B UNEF - 514711 Premium German made UNEF Left Hand Go/No-Go Thread Plug Gauge. For checking to a 2B tolerance. GBP 199.99 1
JBO 3/4in x 10TPI UNC Go/No-Go Thread Plug Gauge 3B UNC (Unified Coarse) - 512407 Premium German made UNC Right Hand Go/No-Go Thread Plug Gauge. For checking to a 3B tolerance. GBP 169.99 1
JBO 3/4in x 14TPI BSP (g) No-Go Thread Ring Gauge A BSP (g) (British Standard Pipe) - 500098 Premium German made BSP (G) Right Hand No-Go Thread Ring Gauge. For checking to a A tolerance. GBP 129.99 1
JBO 3/4in x 14TPI BSP (g) Go/No-Go DLC Coated Thread Plug Gauge BSP (g) (British Standard Pipe) - 512728 Premium German made BSP (G) Right Hand Go/No-Go Thread Plug Gauge. These come with a DLC coating for longer tool life. GBP 279.99 1