Attributes:* Twist Drill Bits Diameter: 3.3mm / 0.13-inch* Shank Diameter: 3.3mm / 0.13-inch,* Blade Length: 28mm / 1.1-inch* Total Length: 64mm / 2.5-inch* Material: M35 High-Speed SteelWhat Is Included:* 12 Pieces x electric drill bitsApplications & 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 cobalt-containing high-speed steel, containing 5% cobalt, which is harder more wear-resistant, and not easy to break.--- Spiral chip removal design makes chip removal smoother, more efficient, and more labor-saving.--- The 135 degree angle makes cutting sharper and drilling faster.
eBay