Screw cutting gauge gives a range of angles. 60° for USA (UNC & UNF) and International ISO metric, 55° Whitworth, 47.5° British Association and 14.5° Acme threads.
Length: 3.1/2" (89mm).
Screw cutting gauge gives a range of angles. 60° for USA (UNC & UNF) and International ISO metric, 55° Whitworth, 47.5° British Association and 14.5° Acme threads.
Length: 3.1/2" (89mm).