29 DEGREE ACME THREAD GAGE-USA – Emrick Machinery Sales – New & Used Made of premium stainless steel, high strength hardness, good wear resistance and not easy to rust. Acme thread inclination: 29 degree inclined angle; Size: approx., 86*42mm. Use in grinding and setting screw cutting tools. Thread Gauge Heitune Stainless Steel Acme Thread Measuring Gauge 29 Stainless Steel Thread Measuring Tool With an accuracy of ±0.07mm. Checks the pitch of screw thread. Features & Benefits. Made of carbon steel. ACME29 degree (imperial). Accuracy... Used to detect the angle and width of the thread cutting tool and set the position of the thread cutting tool. Descriptions:Standard gauge for grinding and setting tools when cutting Acme threads. 29 Degree Acme Thread Gage ID 14347 Great for woodworking, metalworking, machine,equipment and many other industries.