With knurled satin finish bodies providing positive adjustment of the hardened and radius ground plungers ensuring accurate measurement of the internal diameter when used with a micrometer. For smaller diameter measurements use the small hole gauge.
Knurled satin finish bodies
Accurate measurement of the internal diameter when used with a micrometer
Supplied in a size marked PVC storage wallet, with stud fastening
Contains 1 of each size A - F inclusive
Set range: 8 - 150mm (5/16" - 6")