The Milwaukee 48-20-7602 is a 5/8 in. x 8 in. Carbide 2-Cutter SDS Bit. Milwaukee's 44 Magnum series carbide drilling bits offers a unique multi-faceted carbide insert reducing the breakage possibility when drilling through re-bar and mesh. The distinctive chisel shaped tip breaks concrete quickly for faster penetration. The 4 fluted spiral shaft has improved dust removal resulting in less bending stresses. Available in diameters from 5/32 in. to 5/8 in.