1The pocket hole drill guide set is an amazing woodworking jig and an exceptionally handy tool collection 2Drill guide is made of high quality aluminum alloy and anodizing finished for durability 3Easy to use and install, suitable for joints wood boards of different thickness less than 45mm 4This set includes a set of self-tapper screws and plastic plugs for convenient use 5This jig creates flush, corner and angle pocket hole joints for leg-and-rail connections, building face frame cabinets and fastening picture frames with unlimited applications Features: The pocket hole drill guide set is an amazing woodworking jig and an exceptionally handy tool collection. Drill guide is made of high quality aluminum alloy and anodizing finished for durability. Easy to use and install, suitable for joints wood boards of different thickness less than 45mm. This set includes a set of self-tapper screws and plastic plugs for convenient use. This jig creates flush, corner and angle pocket hole joints for leg-and-rail connections, building face frame cabinets and fastening picture frames with unlimited applications. Specifications: Drill Guide Material: Aluminum alloy 6061 Surface Finishing: Anodizing Main Color: BlueDrill Bit: 9.5mm(dia.)*30(length), HRC 50 Package Includes: 1 x Drill Guide 1 x Drill Bit with Stopper 1 x Screwdriver Bit 1 x Hex Key 1set x Screws and Plastic Plugs