5/16 in. x 4 in. x 6 in. 4-Cutter MX4 SDS-Plus Rotary Hammer Drill Bit
Item SDS+ Bit. Shank Type - Machining SDS Plus. The Milwaukee MX4TM 4-Cutter Drill Bits are ideal for concrete with rebar and masonry applications. Number of Cutter Heads 4. Shank Hex Size Not Applicable.