4Pcs Radius Gauge R0.3-1.5/ R1-6.5/ R7-14.5/ R15-25 Measure Tool Metric Reading and Portable Stainless Steel Radius Fillet Gauge Measuring Tool
- The thread Pitch Gauge used to measure the pitch of the thread, It sets 4pcs centre gage 55° Inch System..
- This radius gauge has two types of leaves so it can check both convex and concave surfaces..
- There are four radium gauges in different shapes and sizes to meet you various need..
- Very useful gauge for tool & die makers, machinists, and many other worker to check the radius of tools..