Gison 7" Air Waterfed GrinderDisc Size : 7" Dia.Spindle Thread : M14Max Speed : 7,000 rpmHorse Power : 0.93 HP (694W)Length : 430 mmN.W. : 3.20 kgsWater Pipe : 4 mm (I.D.) (Copper)Air Cons : 0.74 m3/minAir Inlet : 3/8"Hose Size : 11 mm (I.D.)Sound...