0-.5 In, .001 In, Mechanical Micrometer Head, .375 In Diameter Stem with Clamp Nut, Spherical (SR4) Spindle Face, Zero-Adjust Thimble
Features
- The thimble can be set to zero at any postion by loosening the setscrew.
- Scale surface has hard-chrome plating
- Lapped surface spindle face