Starrett 210AP Screw Thread Comparator Micrometer 0-7-8"-Plain Thimble

Description

The Starrett 210AP Screw Thread Comparator Micrometer has a measuring Range of 0-7-8" with .001" graduations, Plain Thimble and a Pointed Anvil and Spindle. It is ideal for quick comparisons of thread accuracy in screw cutting operations, measuring in small grooves or recesses where regular micrometers cannot be used, and for many other applications. Does not measure pitch diameter. Features a 60 degree conical anvil, spindle faces with 1-64" (0.4mm) flats on the ends of the points, an extremely hard and stable one-piece spindle, advanced sleeve design with staggered lines and distinct figures for precise, easy readability. Also features a balanced frame design for comfortable, accurate measuring.