The Trend PH/JIG Pocket Hole Jig is great for fast and accurate joining of timber and plywood, giving strong instant joints. Solid hardened bushes with a variable pitch of 29 to 63mm. Use on timber, MDF, plywood and blockboard. It allows a variety of joints to be created individually. Uses square drive self-tapping screws. Workpiece can be handled immediately after gluing and screwing, creating time-saving benefits. No clamps required. Ref: UTTK13846