Kreg Pocket-Hole Jig XL Drill Bit is expertly designed to create extra-large pocket holes that twice the strength of standard pocket holes. This drill bit features an easy-set design complete with etched material thickness markings and a sight-window stop collar, making it simple to achieve precise drilling every time. It is specifically made for use with the Kreg Pocket-Hole Jig XL, allowing you to create XL pocket holes in 2x4 (1-1/2 inch thick) and 4x4 (3-1/2 inch thick) materials. The bit’s hex shank is compatible with both standard and quick-change chucks, and it also serves as a bit for the Kreg Jig HD. Included with the drill bit are an Easy-Set XL Pocket-Hole Drill Bit, an Easy-Set Stop Collar, and a Hex Wrench, providing everything you need for efficient and reliable pocket hole drilling. Model Number: KPHA908