DESCRIPTION:

GROZ SCREW CUTTING GAUGE

• Manufactured from hardened and polished stainless steel, all gauge surfaces are accurately ground.

• It is most useful for checking tool angle while cutting threads in metal turning lathes.

• The angle on the thread cutting tool is checked on the V slots in the gauge.

• The gauge clearly indicates 55° for Whitworth and BSF Threads; 47½° for BA Threads, 60° for Metric and American National Threads and 14½° for Acme threads.