General description 30 Pcs Titanium Impact Drill Bit Set features hex shank drill bits made from titanium-coated high-speed steel, enhancing wear resistance and durability. The bits are hardened and honed for sharpness, making them suitable for drilling into wood, aluminum alloy, stainless steel, plastic, and more. The 135° split point design allows for easy drilling with less pressure and prevents the bits from walking. Technical specifications Material: High-speed steel 4241 with titanium plating Sizes: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8, 25/64, 13/32, 27/64, 7/16, 29/64, 15/32, 31/64, 1/2 inch Color: Gold Measurement allowed error: +/- 1-3 cm Compatibility and accessories 1/4 inch hex shank compatible with power screwdrivers, impact drivers, and other tools that accept 1/4 inch hex shanks Package Contents: 29 x Drill Bit, 1 x Hexagon Shank Other information