Neiko 02845A Electric Demolition Jack Hammer with Point and Flat Chisel Bits Powerful 11.3 Amp high performance motor delivers 1,800 impact beats per minute with 45 joules force to easily break through concrete, brick, ground and earth Heavy duty all metal construction with industrial sand blasted powder coating finish for corrosion resistance and durability Specially engineered helical gear system operates more smoothly and quietly than traditional spur gear, and more importantly, lasts longer and reduces premature wear out 360 Degree swivel auxiliary handle with non-slip grip provides maximum control and support for user operation Comes with a blow molded case with rolling wheels for easy and convenient transportation Equipped with 2 pieces drop forged and heat treated alloy steel chisels: 1-pc 16 point chisel and 1-pc 1-1/4 x 16 flat chisel Set comes complete with accessories: 4 extra carbon brushes, 1 oil container, 3 wrenches, 1 safety protection kit with goggles and work gloves