16Pcs HSS White Steel Twist Set 0.8-1.5mm For Electric Grinding Drills

Can be used for punching, such as metal, plastic, aluminium and wood. Good wear resistance. High working efficiency, perfect punching effect and long using life. 16Pcs HSS White Steel Twist Set 0.8-1.5mm For Electric Grinding Drills Material: Steel Color: Silver This 16 pcs white steel drill bits are for DIY grinding and punching wood, metal, mold polishing purposes). These are high quality white steel drill bits for Electric grinding accessories. Can be used for drilling, such as metal, plastic, aluminium and wood, good wear resistance, punching strength is strong. Features: Can be used for punching, such as metal, plastic, aluminium and wood. Good wear resistance. High working efficiency, perfect punching effect and long using life. Convenient to drilling, simple to use, safe and reliable. Widely used in precision punching technology and slotting, such as vajra bodhi nuclear walnut punching. Specifications: Diameter: 0.8/0.9/1/1.1/1.2/1.3/1.4/1.5mm each size of two pieces No retail p