4X life in rebar and 40% more life in concrete than competitive full-head carbide bits. Optimized for heavy-duty rotary hammers. Less carbide wear than 2-cutter means end user is more productive with each bit. No jamming when hitting rebar.. Bosch carbide-bonding technology provides a stronger carbide bond. 4X life in all concrete types and concrete with rebar. Wear mark assures hole diameter tolerance for anchoring applications. Centric conical tip results in precise hole diameters. 4-cutter design that features less carbide wear. Flute designed for fast dust removal. SDS-plus shank. Click here to shop for more Bosch Tools . Bit Diameter: 3/4 in. Bit Length (in.): 10. Drill Bit Type: Percussion Bit. Shank Style: SDS Plus. Drilling Depth (in): 10. Material Application: Concrete. Shank Diameter: 3/8 in. Individual/Set: Individual