It is precise, accurate and efficient and tightly holds bit, The hand drill can hold slim drills bits tightly. The clip size from 0.5-3.2mm drill bits. It is light and portable. Short handle reduces the overall length so that it can be hold easily, and drill bits are hard to break off. Specially designed non-slip pattern of handle for comfortable holding. Package includes 2 piece hand drill, 20 pieces drill bits 0.8/1.0/1.2/1.5/1.8/2.0/2.2/2.5/2.8/3.0mm, 90mm (3.54Inch) hand drill comes 20 twist drill bits. The wood hand drill can be applied to the wood, jewelry, walnut, amber, beeswax, olive nut, beads, PVC, acrylic and plastic, etc. The adjustable pin vise is a manual tool, not a power tool, Twist drill bits set can't fit to hard things like steel, iron, stone, jewelry., Manufacturer: Mcnhbdgg