FAST & DURABLE- TOOLANT High-quality YG8X tungsten carbide drill bit tip ensures durability and long life. Sharpened side edges maximize carbide surfact contact for faster drilling. SATISFY ALL YOU DEMAND - Includes 5pcs of 1/2" masonry drill bits, suitable for both home DIY and commercial needs. SHOCKPROOF STRUCTURE -Provides excellent stability, ensuring accurate and smooth drilling. Very suitable for hammer mode. WIDELY USED - TOOLANT Concrete drill bit set is ideal for drilling holes in concrete, brick, glass, ceramic, tile and cement. WARRANTY - TOOLANT genuine masonry&concrete drill bit set. Do not hesitate to contact us via massage for any issues. toolant 1/2" Concrete Drill Bit Set & Masonry Drill Bit Set, Shockproof Hex Shank Hammer Drill Bit Set for Glass/Brick/Plastic/Cement/Tile, Industrial Strength Carbide Drill Bit Tip 1/2" Box of 5