The hitachi g12sr4 115mm angle grinder is fitted with a powerful motor suitable for medium duty commercial applications features a lockable slide switch and shaft lock button for easy wheel change the two position side handle provides easy operation and flexibility the reduced circumference handle and lightweight design helps to reduced user fatigue supplied with 1 x side handle and 1 x wrench specification input power 730 watt no load speed 10000min disc diameter 115mm m14 x 2arbor 22mm weight