1/2-28 UNEF 2B Go/No Go Thread Plug Gauge Set - Precision Thread Measurement Tool for Machining, Quality Control & Manufacturing Inspection

Go/No Go Plug Gage Assy, Go/No Go, Taperlock, Class 2B, Thread Size 1/2-28, Thread Type UNEF, Material Tool Steel, Finish Chrome Plated, Overall Length 4-5/8 In., Handle Length 3 In., Tolerance Class X, Includes Certificate of Accuracy Traceable to NIST

Tolerance: Class X; Type: Go/NoGo; Finish: Chrome plated