Use your plunge router to accurately cut screw hole slots that will allow for seasonal movement of wide wooden parts, such as table tops. Both bits will cut a slot for #8 size screws and will cut a recess for the screw head up to 7/16” deep.
Also excellet for use with a plunge router to cut exceptionaly smooth and clean pilot holes, countersinks, and counterbores on projects - all in one shot.
15/16" cutting length. Overall length 3". Solid carbide. 1/2” shank. USA
Flat Counterbore (#RSC102) - Has a 7/16” large diameter and should be used with square shouldered screws or screws using washers.
82 Deg. Countersink (#RSC100) - Has 1/2” large diameter and should be used with flat head wood screws.