Insize Thread Plug Gage 1/4-28 UNF Class 2B Series 4643-1B2 NT40 - MT3 Arbor Adaptor Drawbar Reducing Sleeve Size: 1-11/16"

Size: 1-11/16"

Its balance of strength and precision makes it a valuable tool for professionals working with large metric threads

The Insize Tube Thickness Caliper is a precision measuring instrument designed specifically for accurately determining the wall thickness of tubes and hollow components

HRC64 hardness

Insize Thread Plug Gage 1/4-28 UNF Class 2B Series 4643-1B2 NT40 - MT3 Arbor Adaptor Drawbar Reducing Sleeve Size: 1-11/16"Insize Thread Plug Gage 1 4 28 UNF Class 2B Series 4643 1B2 The Insize 4643 1B2 Thread Plug Gage is designed for inspection of 1 4 28 UNF internal threads, Class 2B. Built to ANSI B1. 2 standards, it includes both GO and NOGO ends. Constructed from OHNS steel with HRC6062 hardness, it offers high wear resistance. Supplied with a manufacturer's inspection certificate for reliability and traceability. Specifications: Part No: 4643 1B2 Thread Size: 1 4