An angle grinder that is handy, compact and yet can be used to perform heavy duty operations is definitely Bosch 5 GWS 14-125 CI Mini Grinder. With a rated input power of 1400 W and disc diameter of 125 mm, this mini grinder features a rubber backing pad, wire cup brush and 2-way switch. It comes with a kickback control, which works to shut down the grinder in case when the tool is jammed. This grinding machine is overload protected and overheating protected.