True Position Tools 16mm / 32mm C-C Hardware Installation Set - Accurate Drawer Knob Pull Drilling - Drill Templates For Professional Hardware Mount Installation - Adjustable Door Mounting Position Gu 16mm / 32mm C-C knob and pull installation made easy and accurate Reversible design enables repeated settings on paired doors Fits all TP Hardware Jig products Made in USA Durable aircraft quality aluminum with replaceable steel bushings