The DiamaPro Systems HGP-5 five inch hand grinder polisher delivers best in class durability and performance. The HGP-5 can handle the most demanding grinding jobs. It has a 12.0 Amp AC/DC, motor which provides high speed for fast material removal. Variable speed control dial enables user to match the speed to the application. Electronic speed control maintains constant speed under load. The keyless, adjustable guard provides tool free guard adjustments convenience and ease of use. The side handle is adjustable for left or right grips.