Acme Inch Thread Gage 52-470-160
• This gage is a standard for grinding & setting tools when cutting Acme threads.
• 29 degree pitch. Range of pitch: 1-10 (1, 1-1/2, 2, 3, 4, 5, 6, 7, 8, 9, 10)
• Acme threads have the same depth as square threads, but the sides of the thread are at an inclination of 14-1â„2degrees (29 degrees included angle or 30 degrees for metric).
• Angles & edges hardened and ground.