Product description: Chuck capacity: approx. 0.6-3 mm Dimensions: length: approx. 120 mm, width: approx. 20 mm. Colour: silver. Material: high speed steel. Width: 2mm. Length: 0.8mm, 1.0mm, 1.2mm, 1.5mm, 1.8mm, 2.0mm, 2.2mm, 2.5mm, 2.8mm, 3.0mm. Contents: 1 manual vise+20 drill bits. Drill bits: spindle drill bit set contains 10 different sizes of micro drill bits 0.8 1.0, 1.2, 1 .5, 1.8, 2.0, 2.2, 2.5, 2.8, 3.0 (mm), all these twist drill bits are made of heavy duty stainless steel and strong enough to use. Hand Vise: The aluminum alloy hand drill has various uses which give the varied nature of this tool. It can provide precision drilling when working on small, fragile or large projects. Wide Uses: The hand vise set is a great choice for drilling wood, resin molds, jewelry, walnut, amber, beeswax, olive nuts, beads, PVC, acrylic and plastic, horn, olive for crafts by yourself. Tips for use: The vise and drill bits are manual tools rather than power tools, and twist drill bits cannot successfully drill through hard objects such as steel, iron stone, glass. Durable and Exquisite: The hand vise and drill bits are made of premium stainless steel, rustproof, sturdy and durable. The handle has a rough texture to facilitate drilling work.