Features Quick Release Connector: Easily detach the drill bit with the innovative quick release connector, saving you time and effort during your woodworking projects Durable Chrome Vanadium Steel: Constructed from high-quality chrome vanadium steel, this guide jig offers exceptional hardness and longevity for reliable performance Versatile Hole Sizes: Includes 4 different hole sizes (3/8in, 5/16in, 1/4in, 3/16in) to accommodate various drilling tasks, enhancing your flexibility in woodworking Lightweight and Portable: Designed for easy portability, this drill guide jig is lightweight, allowing you to conveniently carry it anywhere for on-the-go projects High Accuracy Design: Features a steel drill sleeve for precise hole placement, ensuring that your drilling remains accurate and effective without wear concerns Features: 1、High Accuracy: This jig has high accuracy and the guide hole is made of steel drill sleeve, so you don't need to worry about the drill being worn out when drilling and causing the accuracy to fail. 2、Four Sizes: There are four hole sizes, 3/8in, 5/16in, 1/4in, and 3/16in, which you can use with different situations. 3、V Shape Slot and N Shape Slot: Our jig has a V shape slot for drilling holes in angular and cylindrical faces, and an N shape slot for accurate locating of the hole to be drilled. 4、Light Weight: Our drill guide jig is light weight and very easy to carry, you can take it with you at any place to use. 5、Aluminum Alloy Material: The drill guide jig is made of aluminum alloy, high hardn, strong and wear resistance, anodized finish, resistance. Specification: Item Type: Hole Drill Guide Jig Material: Aluminum alloy Use: Woodworking tools Package List: 1 x Hole Drill Guide Jig Package List 1 x Hole Drill Guide Jig