[Twist Drill Bit Size]: Cutting Edge Diameter: 1/16 inch, Flute Length: 24mm / 0.94 inch, Overall Length: 48mm / 1.89 inch.

[Straightforward Installation]: This straight shank drill bit is widely compatible with various power drills, including bench drills, hand drills, and impact drills. Insert the straight shank into the drill chuck and tighten securely when using. Position the bit perpendicular (90°) to the workpiece; a centre punch can be used first to prevent slipping. Adjust the spindle speed and feed rate according to the hardness of the material being drilled.

[Broad Application]: The twist drill bits are suitable for various hard metals, such as steel, alloy cast iron, carbon steel, stainless steel, iron, copper, aluminium alloy, and cast iron. They are also effective in plastics and wood.

[Reliable and Durable]: M35 cobalt high-speed steel drill bits come with straight shank design and offer high hardness and great wear resistance, for processing medium and high hardness materials. The AlTiN coating strengthens lubricity, wear and corrosion resistance to extend service life. Fitted with a 135° split point tip, these bits provide stable drilling performance, avoid edge chipping, and raise drilling efficiency and hole quality.

[Package Inclusions]: 3 Pcs x Cobalt Drill Bits