CoCud Twist Drill Bits, 3.7mm Cutting Diameter 0.15" Shank, High-Speed Steel Black Oxide Coating Jobber Bit Set (Applications: for Metal Wood Plastic), 2-Pieces

• ★ Drill Bit set Size --- 2Pcs 3.7mm / 0.15-inch dia metric twist drill bit with 37mm / 1.46-inch blade length, and total length is 70mm / 2.76-inch.
• ★ Wide Applications --- Carpenters and decoration workers commonly use the straight-handle twist drill bit to drill holes. They are also widely used in machine workshops and maintenance departments to drill metals, plastics, stainless steel, iron, titanium alloys, and wood.
• ★ Efficient --- The sharp cutting edge achieves smooth and burr-free cutting, and the spiral chip removal design makes chip removal smoother and more efficient.
• ★ High-Speed Steel --- The twist drill bit set is made of high-speed steel. After quenching treatment, it is hard and wear-resistant, more resistant to high temperatures, and not easy to break. The surface is black oxidized and not easy to rust.
• ★ Useful Tips --- Compatible models of twist drill bits include electric hand drills and bench drills. During installation, the drill shank needs to be clamped to prevent shaking and slipping.

Attributes: * Twist Drill Bits Diameter: 3.7mm / 0.15-inch * Shank Diameter: 3.7mm / 0.15-inch * Blade Length: 37mm / 1.46-inch * Total Length: 70mm / 2.76-inch * Material: High-Speed Steel 6542 * Color: Black What Is Included: * 2 Pieces x electric drill bits Applications & Features: --- Metal drill bits are essential for professional carpenters and construction workers. Suitable for drilling holes in metal, wood, and plastic. --- Suitable for electric drills, hand drills, and impact drills. --- The drill bit is made of high-speed steel and has been quenched to make it hard and wear-resistant and not easy to break. --- Surface black oxidation treatment, not easy to rust --- Sharp cutting edges allow for smooth cuts without burrs --- Spiral chip removal design, chip removal is smoother, more efficient, and more labor-saving. Useful Tips: --- Compatible models of twist drill bits include electric hand drills and bench drills. Choosing the correct lubricant is beneficial for cutting or cooling.