Features: Experience accurate drilling with our 13 piece round shank twist drill bit set, crafted from high quality alloy steel for exceptional durability and wear resistance. This comprehensive set features a full range of sizes, with a round shank design that ensures easy gripping and a twist structure that enhances drilling efficiency. Ideal for professional carpenters, DIY enthusiasts, and home users, this drill bit set caters to various skill levels and project requirements. Perfect for use in woodworking, plastic, and aluminum processing, these drill bits are versatile tool for home renovation and craft projects. Upgrades your toolkit with these reliable drill bits, designed to deliver consistent performances across diverse materials and applications. Specifications: Component:Steel Size:As Shown in the Picture Package Includes: 13Pcs Round Shank Drill Bits note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!