Integrated Coolant System : Our drill bits are equipped with an internal coolant system that ensures smooth operation even under intense drilling conditions. High Quality Diamond Grain : Expertly crafted to offer clean and fast drilling, these bits are optimized for efficiency and precision across various materials. Stucco Brick Concrete Cutting : Tackle any construction project with confidence, as these bits are specifically formulated for cutting through stucco, brick, and concrete. Suitable For Wet Or Dry Drilling : Versatile design allows you to choose between wet or dry drilling methods, depending on your specific needs and project requirements. Side Grooves Increase Friction : Enhanced friction control leads to improved stability during drilling, reducing the risk of slippage and ensuring accurate hole formation. Unleash the power of precision with our 5-piece diamond drill bit set. Crafted for professionals, these bits boast superior quality and versatility, promising clean cuts and smooth drilling experiences across a range of materials.