5mm Cutting Dia Round Shank Cemented Carbide Twist Drill Bit, 100mm Length 4 Pcs M10x40mm 5mm Female

5mm Female

plastic drilling and carving

6 Buttons: Lock

4L L4 2017-2022

5mm Cutting Dia Round Shank Cemented Carbide Twist Drill Bit, 100mm Length 4 Pcs M10x40mm 5mm FemaleDescriptions: 1. Twist drill bits are made of cemented carbide tip for easier drilling into any hard objects, long service life, it is more sharp and durable than others. 2. Milled U flutes with deep cut spiral deliver fast material removal. Suitable for drilling in tough metal, including abrasive alloy and hardened steel. 3. Suitable for drilling of stainless steel, die steel, titanium alloy, cast steel, iron, aluminum alloy and copper. 4. Round