Introducing the Shelf Pin Drilling Jig by POWERTEC. This convenient, high precision jig was crafted to provide you with fast, precise and perfectly spaced shelf pin holes for your shelving, cabinetry, and other woodworking applications. With a 1/4 in. self centering bit, 15 holes design, it's also perfect for building and adding holes to existing furniture units. It features a spring loaded self centering bit that ensures optimal results and uniform shelf pin holes. An index jig with shelf pin to drill continuous holes on any length part. Functionally, a high utility, hardened drill guide template constructed out of acrylic makes sure the aligned rows are spaced exactly 1-1/4 in. apart, and can be drilled either 1-1/4 or 2-1/2 in. from the unit's edges. Movable 3 point locators ensure securely anchored template placement. Whether you're a professional on the job, or a DIY enthusiast working on your passion project - you'll find this jig set easy to use, hassle free and greatly satisfying when you see the end results. Material: Multi Pack.