Specifications:Material: PVC+rubber+carbon steelColor: yellow+black+silverChuck clamping range: 0.5-3.2mm / 0.02-0.13inTwist drill bits quantity: 10pcsTwist drill bits size: 0.8/1.0/1.2/1.5/1.8/2.0/2.2/2.5/2.8/3.0mmHand drill length: 90mm / 3.5inHand drill weight: 80g / 2.8ouncePackage size: 120 * 60 * 35mm / 4.7 * 2.4 * 1.4inPackage weight: 100g / 3.5ounceNote:1. Not suitable for hard materials such as agate jade, metal, steel plate, etc.2. Please wear protective accessories to refrain accidents when using.3. Please keep the direction of force always vertical and rotate evenly, otherwise it will be easy to break the drill bit.4. Please remove the drill bit and store it after use. Made of fine quality material, practical, easy to operate and use, wide application range, has a long service life.Features:Specially designed non-slip short handle, greatly reducing the overall length, easy to hold, not easy to break the drill bit.The precise chuck is practical, does not drop drill bits, does not slip.The chuck can hold 0.5-3.2mm drill bits.Compact and lightweight, easy to use and carry.Suitable for manual drilling for small holes in wood, bodhi, bone horn, amber, olive nucleus, walnut, plastics, etc.