Features:* Mini Wood Drill Chuck for Micro Bit Jewelry Tool * Precise, accurate and efficient * Suitable for wood, plastic, rubber, model and other materials is drill hole.* Not fit Steel, iron, stone, such hard things * Perfect for drilling wood, Jin Gang, Linden, Horn, Amber, Olive, Walnut, Plastic and other materialsSpecifications:* Material: Aluminum alloy * Chuck clamping range: 0.8-3mm* 10pcs Mini Drill Bits: 0.8, 1.0mm,1.2mm,1.5mm,1.8mm,2.0mm,2.2mm,2.5mm,2.8mm & 3.0mm* Material: High Speed Steel* Suitable for PCB, Crafts, Jewelry, Watch MakingPackage Contents:1 x Hand Drill10x Mini Drill BitsNotes:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.