Bosch Rotary Hammer Core Bits SDS Max 2 Piece Cutters (Wave Design Asymmetric Carbide Teeth Centering Pin Concrete Brick Masonry Hole Boring) No Lip Door Edge Bit Overall Height 39 Overall Height 39 Manufacturer Brand Crescent Tools Model Part Number (OEM) CHSFRM28 Product Tool Classification All Steel Framing Hammer Striking Hand Tool Head Weight 28 oz Core Depth per Pass) Tool Shank Compatibility Interchangeable SDS max® and Spline Core Bit Shanks Cutting Tooth Metallurgy Industrial Sintered Tungsten Carbide Teeth Cutter Tooth Configuration Asymmetric Diameter Matched Tooth Geometry Core Body Architecture Optimized Wave Design Power Transfer Profile Centering Guide Bit Included Carbide Tipped Starter Pilot Pin Drilling Velocity Rating Up to 40% Faster Drilling vs Conventional Core Bits Operational Drill Mode Rotary Hammer Action Mode (Rotation + Percussion) Measurement Standard Fractional Imperial (SAE) Dimensions Suitable for material type Poured Concrete they equip commercial electricians