11pcs 18" Concrete Drill Bit Set Fits SDS PLUS HILTI, BOSCH, YaeTek
Heavy duty professional grade Tungsten Steel (YG8) for the cutting head.
Made from premium quality heat treated alloy steel for shank,.
Four flute design cleans debris out for fast, efficient drilling .
Fits all standard SDS Plus drills with simple one-handed quick chuck changing operation to save time.
Widely Use: Suitable for drilling holes in Masonry, Concrete, Rock, and Artificial Stone