KDGADAPT, Kreg Drill Guide Spacer Blocks

Need to compensate for additional material thickness during various repair applications? Drill Guide Spacer Blocks make it quick and easy to compensate for an additional 1/4" (6mm) in material thickness. Designed for exclusive use with the Kreg Jig K4, K4MS, and K5. The Kreg Jig must feature drill guide with spacer slots in the bottom.