Vermont Gage Go-No Go Plug Gage Assy,1-2-20 UNF 2B 301141040

Threaded Plug Gauge Assembly, Dimension Type Inch, Gauge Type Go/No-Go (Plus/Minus), Handle Design Double End, Included Handle Taperlock 2, Thread Class 2B, Thread Size 1/2 In.-20, Thread Type UNF, Tolerance Class X, Gauge Finish Chrome Plated, Gauge Length – Go Member 3/4 in, Gauge Length – No-Go Member 3/8 in, Gauge Material Tool Steel, Handle Color Light Blue, Handle Length 3 in, Hardness RC 70-72, Included Certification Certificate of Accuracy with NIST Traceability