How do you sharpen your 1"speedbor ship auger bit ?
You should use a small triangular file. Your local hardware store may even ... read more
What is the recommended bit speed for flat bits? I am sure that the speed varies by bit diameter and wood species
We have a recommended turning speed of 1500 - 2000 RPM on the IRWIN Speedbo... read more
How do I resharpen Speedbor flat bits?
Use a small file to sharpen the top of the cutting edge and inside the spur... read more