Features ALUMINUM ALLOY MATERIAL:Hand twist drill hand tool made of good quality aluminum alloy material, rust proof, durable with long service life EASY TO OPERATE: Hand twist drill is easy to operate and can be used to drill wood, amber, walnut and other materials 0.3‑3.4MM CLAMPING RANGE: The hand electric drill chuck has a wide clamping range from 0.3mm to 3.4mm, which can be adapted to drill bits of various sizes EASY TO CARRY: Pin vise tool is small size and light weight, this hand drill can be put in a variety of tool bags and carried with you SMOOTH SURFACE: Pin vise tool is made with excellent craftsmanship to bring smooth surface, which will not hurt your hands in work Specification:Item Type: Pin Vise ToolMaterial: Aluminum alloyProduct Color: BlackProduct Length: Approx. 9cm / 3.5inClamping Range: Approx. 0.3 ~ 3.4mm / 0.01 ~ 0.13inApplication Scenario: Can be used for drilling wood, seed, bone, amber, olive seed, walnut, plastic and other soft materialsPackage List:1 x Pin Vise Tool Package List 1 x Pin Vise Tool