This is the on/off shut off valves knob that controls the water flow to your wheels.Each water control shut off valves is sold separately and compatible with both 6" and 8" Grinder(4pcs in one set)
This is the on/off shut off valves knob that controls the water flow to your wheels.Each water control shut off valves is sold separately and compatible with both 6" and 8" Grinder(4pcs in one set)