Features: Seamlessly connect electric hammer, impact drills, and wrenches with this hexagonal shank converter, enabling multiple tool compatibility for efficient equipment transitioning. Crafted from corrosion resistant high speeded steel with universal square/round shank adaptability, it ensures secure chuck grip and long lastingly performances in demanding environment. Professional contractors and DIYer enthusiasts will appreciate its rapid releases mechanism for bit changes during workshop projects or onsites repairs. Optimizes automotive maintenance, construction tasks, or home renovations by effortlessly switching between drilling and fastening mode without tool disassembly. The precise engineered locking collar minimizes wobble during high torques applications while maintaining operational stability across pneumatics and electric tool. Specifications: Component:high speeded steel Size: Approx.0.6-6.0mm/1.5-10mm/3-16mm/1.5-1.3mm Package Includes: 1pcs Drill Chuck Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.