4-In-1 Multi-Functional Design: Each Key Offers 4 Sizes (3/8", 1/2", 3/4", 1"), And The 2-Pcs Set Covers 8 Specifications. Seamlessly Switch Bits In 30 Seconds For Hammer Drills, Angle Grinders, Or Power Drills—No More Tool Hunting!
Ultra-Light,Broad Compatibility: Pocket-Sized Design Weighs Less Than Your Phone! Compatible With Dewalt, Bosch, Makita, And Household Drills. Ideal For Woodworking, Metalworking, Or Quick Home Fixes!
High Quality Materials: Crafted With Eco-Friendly Zinc Alloy And A Polished Wear-Resistant Coating, Resistant To Rust And Deformation. Perfect For Heavy-Duty Tasks, Reducing Replacement Costs By 70%!
Dual-Purpose Square Hole: The Square Hole Acts As Both A Chuck Key And A Temporary Wrench. Drill, Screw, Or Adjust Machinery Effortlessly—No Extra Tools Needed For Diy Or Job Sites!
Anti-Slip Grip: Accurate Sizing And Non-Slip Design Ensure Even Tightening Force. Prevent Bit Slippage During Furniture Assembly, Craft Projects, Or Dusty Environments!