Description: Clamping range: semi-automatic hand drill, clamp 0.2-2mm small straight shank twist drills. Function: Suitable for amber, beeswax, wood, plastic, contracts, walnut, rubber, and other drilling, drilling. Steel, iron, stone, hard things do not fit. Material: 40CR Steel Overall Length: Approx. 114mm/ 4.49inch Color: Silver Package Includes: 1 Piece Hand Drill Note: Do not Contain The drill This drill can pay a separate below 2.0 Chuck, even the drill body altogether 2 head, 2.0 Chuck a little bit closer, pry open when you can