For any thread, mic the distance over the triangles then refer to the included chart to determine class of fit.
Made in the USA.
One pair gauges all 60 degree threads from 4-80 pitch, standard and special.
For special threads add constant to nominal O.D. and check against mic reading to determine class of fit.
Shipping Weight: 0.05 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.
