DIY Wood Projects Are Easier Than Ever The all-new Kreg 300-Series Pocket-Hole Jigs are packed with features that make them easy for anyone to use – whether you’re building your first wood projects or you’ve been building for years. With two jig models plus a variety of accessories to choose from, the Kreg 300-Series provides the simplicity, versatility, and convenience you want, plus the durability and value you expect from Kreg – the #1 pocket-hole brand.Simple To Use Two hardened-steel drill guides, a removable spacer, and thickness stops for 1/2", 3/4", and 1 1/2" material, along with a material thickness gauge and easy-set drill bit make setup simple. A convenient clamp pad adapter and anti-slip base position the jig securely.Easy-To-Use Material Thickness Gauge The Material Thickness Gauge allows you to easily determine material thickness (½", ¾", 1½") and select the correct pocket-hole screw. It also has a built-in hex wrench for tightening the Easy-Set Stop Collar.Easy-Set Drill Bit Design The Drill Bit features etched markings for ½", ¾", and 1½" materials to match up with the Easy-Set Stop Collar. A ¼" hex shank fits all standard quick-change chucks. Compatible with all Kreg Pocket-Hole Jigs.Store and Organize The Pocket-Hole Jig and its included components all store in a durable, compact case that even has space to store Kreg Pocket-Hole Screws—with 20 1 1⁄4" zinc screws and 20 2 1⁄2" Blue-Kote screws included.