Drill bit with SDS PLUS shank, compatible with all standard SDS Plus hammers and suitable for all standard SDS Plus drills. Quality customer service: We strive to make you 100% satisfied with our products. Masonry Hammer Drill Bit 14x 600mm SDS Plus - SealGuard Inc [More Efficient]:The drill bit adopts optimized double spiral groove geometry, which effectively removes chips and chips without clogging. Reinforced concrete drills have a carbide head with 4 cutting head with coating and a special cross cutting edge for precise positioning and significantly faster drilling. Faithfull 6.5mm SDS Plus Drill Bit for Concrete and Masonry Durable masonry drill bits designed for drilling in concrete, brick, and stone. Carbide-tipped for long-lasting performance Lower concentricity in use and less risk of snagging the drill. [Wide range of applications]: each product comes with a plastic bag that catches the drilling dust. If you have any problems or questions, please do not hesitate to contact us. Carbide Drill Bits SDS Plus Masonry Drill Bit 4 Cutting Blades 20 X 600 Mm Hammer Drill Concrete Drill Cross Cutting 35mm X 600mm Masonry Drill Bit ▲Note: bubbles in the head of the product are a normal phenomenon and do not affect the use of the product.