1/2 Reduced Shank HSS Twist Drill Bit, Dia 12-25mm Cobalt Bit Or Metal, Stainless Steel, Aluminium, Wood, Plastic(12mm 1pcs)

Size: 12mm-25mmReduced Shank.Smooth surface to reduce friction, sharp blade for fast drilling hole.Metal drill bit set the professional machining of alloyed and mild steel, stainless steel , grey cast iron, acid heat-resistant steelsMeterial: High speed + M35 Cobalt Package Including:1pcs Twist Drill Bit

• The drill adopts Reduced Shank design, which is easy to operate in narrow or restricted space, and improves drilling accuracy and efficiency.
• The drill is made of high quality high speed steel with excellent hardness and abrasion resistance, after special process, the drill can keep sharp for a long time and prolong its service life.
• The surface of the drill is polished, smooth and burr-free, easy to install and remove.
• Suitable for drilling operations in a wide range of materials, including wood, plastic, metal (such as steel, aluminum alloy, etc.).
• The twist drill structure, with two helical cutting edges, can smoothly discharge the cutting chips, and also makes the drill more stable during the drilling process, reducing vibration and noise.