The Whiteside SC102 Flat Counterbore Screw Slot Router Bit makes it possible to use your plunge router to accurately cut screw hole slots that will allow for seasonal movement of wide wooden parts, such as table tops. Bit will cut a slot for #8 size square shouldered screws or screws using washers, and will cut a recess for the screw head up to 7/16" deep. Also excellent for use with a plunge router to cut exceptionally smooth and clean pilot holes and counterbores on projects - all in one shot. An 82 Degree Countersink Bit (#RSC100) for #8 flat head wood screws is also available. Solid carbide. Whiteside Machine Company - Claremont, North Carolina.
SH = Shank Size. LD = Large Diameter. CL = Cutting Length. OAL = Overall Length.
1/2" SH X 1/2" LD X 15/16" CL X 3" OAL