7/8" x 8" x 13-1/2" 4 Cutter SDS Max Rotary Hammer Bit - DeWALT

The DeWALT DW5815 7/8" x 8" x 13-1/2" 4 Cutter SDS Max Rotary Hammer Bit is engineered for professionals requiring consistent performance in challenging reinforced concrete, block, and masonry applications. This bit is designed for superior hole quality and extended service life, making it a reliable choice for critical anchor and dowel installations in demanding commercial and industrial settings.

Key Features

• 4-Cutter Carbide Head: Features a multi-point carbide design that effectively resists jamming and minimizes tip damage when striking rebar, ensuring a consistently round hole profile essential for secure mechanical and adhesive anchors. This full carbide head design contributes to 2x longer life.
• SDS Max Shank: Provides a solid, slip-free connection with SDS Max rotary hammers from various professional brands, ensuring maximum power transfer and operational stability.
• Optimized Flute Geometry: Facilitates efficient dust removal, significantly reducing heat buildup and binding for continuous drilling performance in deep, overhead, or vertical applications. An elongated helix design expedites material removal for quicker drilling.
• Heavy-Duty Construction: Built with a robust carbide tip and a durable steel body, featuring IRON BLAST TECHNOLOGY™ that strengthens the bit, ensuring longevity and dependable performance through repeated use in reinforced concrete, brick, and block on active job sites. The redesigned head geometry is specifically designed to withstand rebar strikes.

Applications

• Drilling precise 7/8" anchor holes in structural concrete slabs, foundations, bridge decks, and walls.
• Creating rebar doweling and through-holes for retrofit projects, seismic upgrades, and heavy equipment mounting.
• Forming pathways for conduit, pipe, and fasteners in electrical, plumbing, and HVAC installations.
• General concrete and masonry work in automotive facilities, fleet garages, industrial plants, and commercial construction sites.

Specifications

• Manufacturer: DeWALT
• Model Number: DW5815
• Bit Diameter: 7/8"
• Usable Length: 8"
• Overall Length: 13-1/2"
• Shank Type: SDS Max
• Cutter Design: 4-cutter carbide head
• Approximate Weight: 2 lb