1" sds plus rotary hammer kit, powerful 8a motor delivers 0-1,620 rpm, 0-5,860 bpm with up to 40 percent faster drilling speeds, 2.1 ftlb of torque provides 10 percent faster drilling & up to 35 percent harder hits, 3 mode operation choose rotary hammer, hammer only & rotation only for maximum versatility, mechanical clutch protects the tool when the bit binds, variable position chisel stop allows material to be adjusted, regardless of orientation, rotating brush plate provides equal power in forward & reverse for easy removal of jammed bits, plus extends brush life, includes: depth rod, side handle & carrying case.