ITEM NAME:Durable Three-jaw Head Brass Center Shaft Mini Drill Chuck Clamp 0.3-3.5mm wer Descriptio n Feature: 100% Brand New and High Quality. 1. Ideal for combined use with a hand drill or electric drill. 2. Three-jaw head design, can be clamped 0.3-3.5mm range. 3. Drill chuck head is aluminum alloy, rugged and durable. Describe: Material: Alloy Color: silver Size: full length 20mm Product list: Electric grinder chuck *2 Clamping range : 0.3-3.5mm Hex shank connecting rod : 1/4 (6.35mm) Note: 1.Due to the manual measurement and different measurement methods, please allow 2-3cm deviation. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. Honesty is gold for all! Durable Three-jaw Head Brass Center Shaft Mini Drill Chuck Clamp 0.3-3.5mm