Description The Twist Drill Bit Set Package Included: 1 Hand Drill, 25 Drill Bits (0.5mmx5pcs, 0.6mmx5pcs, 1.0mmx3pcs ,1.2mmx2pcs ,1.5mmx2pcs ,1.8mmx2pcs, 2.0mmx2pcs, 2.35mmx2pcs ,3.0mmx2pcs). Clamping range of black hand twist drill: 0.3-3.5mm Wide application: the wood hand drill can be applied to wood, jewelry, nuts, amber, beeswax, olive nut, pearls, PVC, acrylic and plastic , as well as many other DIY projects that require precise holes. Portable - pen size, easy to carry and store. 25 different size drill bits can meet your different needs. Durability - The drill is made from hardened steel to ensure it is ready for all the hobby and precision work you can throw at it and to handle your precision builds. Attention: The adjustable pin vise is a manual tool, not a power tool; Twist drills are not suitable for hard objects like steel, iron, stone.