Milwaukee MX4 48-20-7228 Hammer Drill Bit, 7/8 in Dia, 10 in OAL, 4-Cutter, Variable Flute, 13/32 in Dia Shank, SDS Plus Shank 1/2"-DRIVE The world's first cordless grinder

The world's first cordless grinder delivers the power of a corded grinder with up to 2X more run-time and up to 10X longer motor life

Reed Valve System Yes (Standard) Number of Cylinders 1 Tank Capacity 5

1 A USB port to charge tablets

no wobble threading

Milwaukee MX4 48-20-7228 Hammer Drill Bit, 7/8 in Dia, 10 in OAL, 4-Cutter, Variable Flute, 13/32 in Dia Shank, SDS Plus Shank 1/2"-DRIVE The world's first cordless grinderOur MX4 four cutter SDS PLUS rotary hammer drill bits with solid head carbide deliver up to 5X longer life in concrete with rebar. Engineered with rebar guards to provide maximum durability in hard aggregate and rebar. We designed our MX4 four cutter bits with sharp centering tips for exact spot drilling in concrete and metal decking. Four cutter design prevents lock up in rebar, reducing downtime. Variable flutes remove dust faster, reducing heat and