SpinBlast HD gland o-ring, outer

The MicroValve gives you total control of the quantity of abrasive media used, form lightweight plastic to heavy steel grit or shot. Its infinite metering capability increase blast production and effectively controls media consumption. Use the MicroValve with your pinch valves instead of flat sand valves or donut valves, and see the improved performance. The MicroValve is easily retrofitted to most brands of blasting equipment.