Enhance the performance and reliability of your percussion drills with this all-metal hand-tightened drill chuck, designed for superior toughness and structural strength through advanced heat treatment. Engineered to fit drills with power above 1050W, this durable drill chuck offers a clamping range of 0.8-10mm and features a 3/8-24UNF thread interface for secure and precise connections. Key Features: · Premium Heat-Treated Construction: Provides excellent toughness and enhanced structural strength to withstand demanding drilling tasks. · Innovative Patent Locking Mechanism: Equipped with ratchets on the back sleeve and a locking plate installation to effectively prevent loosening during operation, ensuring a more reliable grip on tools. · High-Quality Metal Texture with Comfortable Coating: Offers a solid, professional feel and comfortable handling during use. · Unique Thrust Bearing Design: Converts the torque from the handle into greater clamping force for improved tool retention and operational efficiency. · Wide Compatibility: Suitable for use with percussion drills rated above 1050W, making it ideal for heavy-duty drilling applications. · Precise Clamping Range: Supports drill bits from 0.8mm to 10mm, providing flexibility for various drilling needs. Specifications: · Product Name: 0.8-10MM All-Metal Hand-Tightened Drill Chuck with Thread Interface · Clamping Range: 0.8-10 mm · Connection Size: 3/8-24UNF · Applicable Drill Power: Above 1050W · Weight: 217g / 7.7oz Package Includes: · 1 x Drill Chuck This drill chuck combines durable construction with innovative design features to deliver reliable, stable performance for your percussion drilling projects. Its secure locking mechanism and robust clamping capability make it an essential accessory for professionals and hobbyists seeking improved control and efficiency.