VEVOR Pocket Hole Jig Kit, 12 mm to 48 mm Adjustable, Jig Pocket Hole System with Step Drill, Hex Wrench, Drill Stop Ring, Square Drive Bit, Plugs and Screws, Reinforced Metal Frame, for WoodworkingProduct Features Unshakable Stability & Built to Last Our pocket hole jig kit features a reinforced nylon frame paired with two hardened steel bushings, delivering rock solid stability and rugged durability for every drilling task Depth Adjustment Made Effortless With an adjustable range of 0. 47 to 1. 89 in (12 to 48 mm) and clear markings, our jig pocket hole system lets you tweak drilling depth in seconds just slide the marked adjuster back and