1600 watt wet stone grinder with gfci circuit breaker 130 mm central water supply through gear shaft for wet grinding of granite and marble quick fit brass coupling for 12 water hose rugged metal composite housing for optimum heat dissipation gfci operator protector circuit breaker integrated in cord tool fixture m 14for portable use without an isolating transformer technical attributes max disc diameter130 mm no load speed1750 rpm power input1600 watt power output1040 watt weight51 kg standard