Carbide-tipped masonry bit with upgraded hex shank design – engineered to provide long bit life and fast material removal. Asymmetric diamond-ground carbide tip – allows for fast drilling and longer bit life. Upgraded hex shank – allows use in impact drivers and hammer drill/drivers for added versatility. Exclusive Bosch-made carbide – delivers outstanding durability under heavy loads. Milled U-flutes with deep-cut spiral – delivers fast material removal.
Exactly what I needed and fits easily in my Dewalt impact wrench. Happened through our plaster walls and many plastic planters. I haven't tried anything more substantial.
Pros
Carbide masonry drill bit with redesigned hex shank - designed for long life and fast material removal