The Rotary Broach pre-drill pilot hole size calculator is great for machinists and CNC machine programmers. This innovative app from Polygon Solutions helps set-up rotary broaching tools in turning machines; including lathes, mills and turning centers. All of the information is simple to read and loads quickly.

The three keys to good rotary broaching set-ups include a chamfer, pilot hole and room for chips. The app gives suggestions on the key features of set-up, has a calculator to determine suggested pilot hole diameters and other quick tooling references. Various tips and tricks, and suggestions for broaching tougher materials like stainless steel are also included.

Polygon Solutions Inc. is an innovative manufacturer of modern rotary broaching tools designed for today’s machine operators. The tools are easy to set-up, easy to maintain, and include pressure relief features to insure the best tool life. Polygon also offers a variety of broach holders, hexagon, square and custom broach tools, and accessories to make all your rotary broaching operations a success.