Metric Thread Plug Gage Gauge M12 x 1.25 6H Thread Go and NoGO

Material:Tool Steel 60-62 RC

Class of fit: 6H including T=(GO) Z=(NOGO)

Brand new Standard: 6H T=GO Z=NOGO RH( right hand)

Style: right hand, double ends with handle .

Package include:1*Plug Thread Gage.