The Makita GA5021 125mm single speed angle grinder is fitted with a rear handle similar to the handle on a 9" grinder, the switch requires a double operation to turn the machine on, firstly you need to push the switch forward then pull the switch up, the switch will turn off when your hand is released from the switch. Fitted with exterior brush caps that allow the user to examine/change the carbon brushes with ease the Makita GA5021 is designed for continuous use in the engineering environment either cutting, grinding metal or fitted with a backing pad and used for sanding.