Bosch HC2167 1" x 16" x 18" SDS-Plus Carbide-Tipped Masonry Drill Bit, 2 Cutter

Bosch HC2167 Features

•   Centric tip for optimal hole geometry
•   Less drill bit wander due to improved tip shape
•   Spiral flute all the way up to the drilling head for rapid dust removal
•   Patent-pending 4-flute design for fast dust removal
•   Carbide-tipped drill bit heads are harder, tougher and more resistant to extreme loads