Fangrui Product Details Premium Aluminum Construction: Crafted From High-quality Aluminum, This Square Hole Drill Bit Adapter Boasts Exceptional Wear Resistance And Hardness. Its Robust Design Ensures Stable Performance During Woodworking Tasks, Enhancing The Overall Efficiency And Precision Of Your Drilling Operations. Effortless Installation And Removal: Designed For User Convenience, This Adapter Features A Straightforward Installation Process. Users Can Easily Attach Or Detach The Tool Following Simple Steps, Making It A Hassle-free Addition To Your Woodworking Toolkit For Both Professionals And Hobbyists. Optimal Drilling Assistance: As An Essential Tool For Woodworking, This Adapter Plays A Crucial Role In Facilitating Precise And Smooth Drilling Operations. It Supports The Drill Bit Effectively, Ensuring Accurate Results And A Seamless Drilling Experience In Wood Types. Secure Fixing Bracket: The Adapter Includes A Fixing Bracket That Supports The Clamping Part Of Handheld Electric Drills. With A Width Of Approximately 2