Description
It is most useful for checking tool angle while cutting threads in metal turning lathes..The angles on the thread cutting tool is checked on the V slots in the gauge..It is 60 Degree Thread / Screw Pitch Gauge gage with lock up device..Specification: US; Measuring Range: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 11 1/2, 12, 13, 14, 15, 16, 18 20, 22, 24, 26, 27, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84.All 51 pcs was made by stainless steel, not easy to rust. Ensure the accuracy of measurement