The 4-1/2 in angle grinder (G12SR4) offers a smaller grip diameter which contributes to easier control and less fatigue with continuous use, increased performance with a higher power input of 6.2 A and higher overload durability. The powerful 6.2 A motor on this grinder delivers great performance on tough jobs. The new motor design creates better cooling efficiency and ensures high motor durability. The grinder also has a spindle lock for easy wheel changes and includes five angle grinding discs. This angle grinder is ready to work out of the box.