Item Type: Hex Shank Chuck Material: Aluminum Alloy Weight: Approx. 46g / 1.6oz Product Applicable Specifications: 0.6-8mm / 0.02-0.31in Scope of Application: Drill bit connection, home decoration, etc. 1,WIDE RANGE OF APPLICATION: Hex shank design, suitable for 0.6-8mm drill bits, widely used in most electric tools such as electric drills, grinders, screwdrivers, etc. 2,STURDY AND DURABLE: This drill bit chuck is made of aluminum alloy material, durable, rust proof and corrosion resistant, and long time use. 3,EASY TO INSTALL: Drill bit holder, easy to use and install, stable clamping, allowing quick and easy replacement of the drill bit of the power tool. 4,SAFE OPERATION: Self centering twist drill chuck, convenient, safe and fast, easy to operate, widely used in drill connection, home decoration, etc. 5,EXQUISITE CRAFTSMANSHIP: Delicate workmanship, stable structure, small size and light weight, it will not bring additional burden to your operation.1. Please allow 0?1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.1 x Hex Shank Chuck Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia