collection - this jig creates flush, corner and angle pocket hole joints for leg-and-rail connections, building face e cabinets, sneaking screws into tight spots, and fastening picture es with unlimited applications. The Pocket Jig Kit is an amazing repair jig and an exceptionally handy addition to any tool collection. Easy to adjust for materials from 0.4 inch-1.97 inch(10mm-50mm) thick. Pocket hole jig system for do-it-yourselfers. Easy to use and install - First, use the jig to drill steeply pitched counter bores in one joint member; then, drive self-tapping screws (without pilot holes) into the other member. If you have any questions about the product, please feel free to contact us via email.