Casual Self Centering Drill Bit Guide Jig Expertly Made

This simple, yet precise Drill Guide locates exact drilling centers and guides drill bits ly perpendicular to the workpiece on flat, round, spherical and corner edges

The Drill Guide also acts as a quick and accurate dowel drilling guide for edge joining

Includes 3/16", 1/4", 5/16", 3/8", 7/16" and 1/2" drill bushings, locating pin and guide