Presenting the Ultimate Drill Bits: Your #1 Option for Accurate, High-Speed Drilling Use our Ultimate Drill Bits to discover the power of industrial-grade drilling. These bits' distinctive W-type slot design makes it easy to remove chips and reduce resistance, which guarantees a smooth drilling experience on a variety of materials. ASPECTS: Superior Industrial-Grade Material: Our Ultimate Drill Bits are made of a sturdy alloy with a strengthened head and 6542 HSS carbide, which prolongs their lifespan and prevents bit cracking. Versatile Use: Steel, alloy, tile, concrete, brick, glass, plastic, wood, and other materials can all be drilled with these drill bits on a daily basis. Effective Chip Removal: Your drilling operations will be more efficient since the W-type slot design reduces resistance while drilling, enabling faster, smoother drilling and simpler chip removal. Anti-Slip Shank: The triangle shank design provides a firm hold, avoiding slipping while in use and giving you fine control over your drilling operations. One Solution, Four Sizes: Four drill bit sizes are included in our set: 6mm (1/4), 8mm (5/16"), 10mm (3/8"), and 12mm (1/2"). Every dimension is customised to fit your unique drilling requirements. Universal Compatibility: These drill bits are a flexible addition to your toolbox because they fit into any standard electric drill with ease. SPECIFICATIONS: Composition: Hard Alloy Top Corner of Blade: 135° Blade Size: 6–12 mm INCLUDED IN THE PACKAGE: Select one of the following options: 1 Drill Bit, 6mm OR A single 8mm drill bit OR A single 10mm drill bit OR One 12-millimeter drill bit OR A total of four drill bits (6/8/10/12mm)