Concrete Drill Bit Set, Carbide Brick Drill Bit, Cement Drill Bit Set for Impact Driver, Tools for Brick Concrete Stone Metal Wood Plastic

• Variety of Sizes:Our drill bit set comes with 5 different diameter sizes: 3/16”(5mm), 1/4"(6mm), 5/16"(8mm), 3/8"(10mm), and 1/2"(12mm); The 5 models of drill bits are designed to meet your various needs
• Durable & Sturdy:The sturdy high-quality tungsten carbide tips ensure a longer lifespan, resistant to wear from concrete, bricks, metal, wood, and other materials during use
• Sharp Drill Tip:In the grinding of hard materials, this product's sharp drill tip provides a drilling speed not less than that of drilling soft materials, achieving drilling speeds 85% faster than regular drill bits
• U-Groove Design:U-Groove Design: The U groove design allows for quick debris clearance during use, making it more convenient and efficient
• Hex Shank:The drill shank adopts a hexagonal design, providing stronger grip for the drill bit; This ensures the drill bit is more stable and less prone to slipping on electric drills or handheld power tools, thus enhancing work safety and accuracy; It is suitable for impact drills, electric drills, and can also be used with handheld power tools such as electric screwdrivers and wrenches