Material These concrete drill bit set made of Tungsten carbide, harder, tougher, and more resistant. Bit tip with braze and hardening process for long life.
SDS Plus Rotary Drill Bits Widely application Suitable for Masonry, Cement, Ceramic Tile, Brick, Block, Concrete. etc. These drill bits can use with electric or cordless hammer drills for home decoration, walls perforation, wire switch installation. etc.
Finish Optimized brazing and hardening process for long life.
The special 1/4" HEX Shoulder for use with standard concrete screw installation sleeves, which eliminate the need for drill adapters
Size 5/32 x 7",10PCS