Made of aluminum alloy, long-lasting and firm. 3 jaw chuck, the drill bit is not easy to fall off, more stable and easier to operate. The micro drill kit is compact and , making it easy to store in a toolbox or travel bag. It is perfect for artisans and DIY enthusiasts who need to perform precise operations anytime, anywhere. The has non-slip design, looks pretty exquisite and good for rotating easily, better fit when in use. This hand drill bits set includes 1 piece of pin vise hand drill, 1 piece of bench vise, 48 pieces of micro twist drill bits 0.02" (0.5 mm) -0.12" (3mm), 10 pieces of PCB mini drill bits 0.01''(0.3 mm) -0.04" (1.2mm), 50 pieces of eye hooks, 2 pieces of sanding discs. Wide application: the pin Vise hand drill is useful for electronic assembling, tool-making, model making and perfect for drillingwood, plastic, rubber, PVC, walnut, model, bone, amber, olive. Note: The adjustable pin vise is a hand tool, not a power tool, it can't fit hard things like steel, iron, stone., Weight: 0.9624941434396 Pounds, Manufacturer: Ehwisbe