KREG Easy-Set Drill BitAdd a second bit to your Kreg 300 Series Pocket Hole Jig, or update any Kreg Jig to make working with 13 mm, 19 mm and 38 mm materials even easier. It features engraved markings for 13 mm, 19 mm, and 38 mm, along with the matching Easy Set Stop Collar. The Material Thickness Gauge allows you to easily determine material thickness (13 mm, 19 mm, and 38 mm), too. A 6 mm hex shank fits all standard quick change chucks and is compatible with all Kreg