3/16 inch bushing, 1/4 inch bushing
5/16 inch bushing, 3/8 inch bushing
7/16 inch bushing, 1/2 inch bushing
This simple, yet precise Drill Guide locates exact drilling centers and guides drill bits perfectly perpendicular to the work piece 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 inch, 1/4 inch, 5/16 inch, 3/8 inch, 7/16 inch and 1/2 inch drill bushings, locating pin and guide.