Designed for professional carpenters, DIY hobbyists, and furniture makers who need a reliable tool for strong, precise joints in woodworking. - Material and construction: aluminum alloy for durability and rust resistance, built to last. - Adjustable range: fits wood thickness from 12 mm to 26 mm for versatile use across projects. - Complete doweling jig set: includes a variety of drill bits and accessories to handle diverse tasks and help you achieve flawless results. - Pocket hole jig: delivers precise drilling with high accuracy to create secure joints. - Use scenarios: - Assemble cabinet frames and furniture frames with sturdy joints and clean appearance. - Build drawer boxes and face frames with pocket holes for strong joinery. - Repair and reinforce existing furniture joints to restore strength. - Performance and value: supports professional and DIY work with reliable, repeatable results.