Woodworker FAQ
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
Does the spade bit #88810 fit in the regular bit extensions #88702 that are not Quick-Change.
No, the 88810 (SPEEDBOR2000's) will not fit into the old extensions, 88702 ... 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