Metric Thread Plug Gage Gauge M2 x 0.4 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.