Feature:1. High strength depends on that this durable woodworking tool is made of high-quality metal aluminum alloy materials.2. As one of manual drilling and reaming drill rather than power tool, hand twist drill is easy to use.3. Easy to carry, accuracy twisted drill supports exquisite workmanship with high efficiency.4. Built to strict quality control standards, hand twist drill is suitable for model making, drilling wood, pipal tree seed, bone horn, olive core, walnut, plastic, etc.5. Via many inspections before leaving the factory, hand twist drill quality is guaranteed, you can use it with confidence.Specification:Item Type: Hand twist drillMaterial: Aluminum alloyColor: SilverPacking Size: Approx. 16.5 x 10 x 2.5cm / 6.5 x 3.9 x 1inClamping Range: Approx. 0.5 ~ 3mm / 0.02 ~ 0.12inDrill Bit Size: 1 x Approx. 0.8mm / 0.03in Drill Bit1 x Approx. 1mm / 0.04in Drill Bit1 x Approx. 1.2mm / 0.05in Drill Bit1 x Approx. 1.5mm / 0.06in Drill Bit1 x Approx. 1.8mm / 0.07in Drill Bit1 x Approx. 2mm / 0.08in Drill Bit1 x Approx. 2.2mm / 0.09in Drill Bit1 x Approx. 2.5mm / 0.1in Drill Bit1 x Approx. 2.8mm / 0.11in Drill Bit1 x Approx. 3mm / 0.12in Drill BitSuitable for: Model making, drilling wood, pipal tree seed, bone horn, olive core, walnut, plastic, etc..Package List:1 x Hand Twist Drill1 x 0.8mm Drill Bit1 x 1mm Drill Bit1 x 1.2mm Drill Bit1 x 1.5mm Drill Bit1 x 1.8mm Drill Bit1 x 2mm Drill Bit1 x 2.2mm Drill Bit1 x 2.5mm Drill Bit1 x 2.8mm Drill Bit1 x 3mm Drill BitNote:Such hand twist drill is not suitable for drilling hard materials such as agate jade, metal, steel plate, etc. That will cause the situation that it cannot be used.