General description This adjustable drilling jig is designed for precise positioning of 6/8/10mm dowel joints, ensuring optimal accuracy for both complex assemblies and simple perforations. Its self-centering hole and continuous positioning function make it an essential tool for woodworking enthusiasts, allowing for quick and efficient completion of various drilling needs, whether for DIY projects at home or more complex jobs. Technical specifications Material: Aircraft-grade red aluminum alloy Core structure: Hardened steel Drill bits included: 3 (10mm, 8mm, 6mm) Restrictors included: 3 (6mm, 8mm, 10mm) Allen Key included: Yes Usage This drilling jig allows you to adjust the position of the legs according to the thickness of the board, ensuring firm fixation and accurate positioning during woodworking hole drilling. Its portable and lightweight design makes it easy to carry and use on any job site. Other information Rust-resistant anodized surface Solid aluminum finish protects parts