DEWALT DW5437B25 1/2 x 4 x 6 Rock Carbide SDS+ Hammer Bit; For use with electric or cordless rotary hammers, used for drilling holes in poured concrete and other masonry up to 1-1/8″ diameter. A ROCK CARBIDE tip maximizes carbide surface contact for longer bit life. The four flute design cleans debris out for fast, efficient drilling. 1/2″ Diameter, 4″ Usable length, and 6″ Overall length. These are sold in bulk packs of 25.
- Strong core: Tapered core for bit strength and maximum durability, especially when drilling deep holes
- Aggressive material removal: Two stage flute design with variable helix pattern allowsfor efficient debris removal
- Clean, round holes: Two sharp cutting edges for trueholes
- Wear mark indicator: For accurate diameter of holes
