M2 X 0.4 6G Thread Ring Gage (Go-Nogo) (4101-1202)
Gages are "X" tolerance.
Class 6G is for mm.
These are most commonly used for general applications including bolts, nuts, screws and similar fasteners.
Sold by the set.
Shipping Weight: 1 lbs
Many metalworking products contain metals that are included in
the latest Prop 65 warning. Exposure to the elements can be
harmful. May cause cancer and reproductive harm.