Twist drill set: the set includes a hand drill, 10 drill bits 0.8 / 1.0 / 1.2 / 1.5 / 1.8 / 2.0 / 2.2 / 2, 5 / 2.8 / 3.0 mm to satisfy all your demands. High Quality Material: Made of high quality alloy for rust resistance, durability and long service life. Easy and Portable Use: Easily rotate the vise head to clamp the drill bit between 0.8-3.0mm. Precision engineered chuck keeps the drill straight. With its slim size, it is easy to carry. A compact size hand drill can be stored in a toolbox or pocket. Versatile: perfect for wood, plastic, walnut, amber, beads, beeswax, olive nut, small model kit, etc. Its a great tool for art creation, craft work, jewelry hanging, or keepsake making. Features: They can be applied to wood, jewelry, walnut, amber, beeswax, olive nut, pearls, PVC, acrylic and plastic, etc. The screw chuck is adjustable and sturdy in hand tools. Compact sized hand drill fits easily in a toolbox or pocket.