Ergonomic and non-slip mini hand twists drill for effortless handle, perfect for drilling small holes on wood, resin, jewelry, rubber, walnut, amber, beeswax, olive nut, horns, beads, pvc, and other materials. Can't be applied to material as hard as steel, iron and Features - Color: Assorted color. - Material: Carbon steel. - Size: 9.20 x 1.30 x 1.20cm/ 3.62 x 0.51 x 0.47 inch. - Providing you the right, effortless leverage when you turn the vise. - A drill rotary tool for electronic assembling, model making, tool-making, jewelry making, woodworking, screw DIY craft and other drilling applications. - The pin vise is also can be applied to clamp and twists it into the shape you need. - Pocket size manual hand drill is easy to store in a toolbox or in your pocket, convenient to carry it out and use it anywhere. - Pin vise hand drill bits jewelry making, electronic assembling, model making and other diy drilling, wire wrapping. Package list: 1 set x drill bits