SAMENX Screw Pitch Gauge/Thread 4 to 62 TPI & Screw Thread Cutting Gauge (PACK OF 2) Ring Gauge

Screw Pitch Gauge/Thread 4 to 62 TPI, 0.25 to 6.0 mm Combination with 55 Degree and Metric 60 Degree 52 Leaves , Narrow design Screw Thread Cutting Gauge Combined threading tool gauge for ACME 14-1/2" and angular threads 47-1/2", 55, 60 Degree It is Used For Checking Tool Angles Acme Thread BA Thread Acme Thread BA Thread. While Machining Threads In Metal Turning Lathes Graduation in both British and Metric System, Metric , American National