It is a special machine for engine Intake pipe and intake valve back side clean. This is a closed loop. Walnut powder will impact carbon deposition on inner wall of intake pipe. After thousands of impact, carbon deposition will be clear thoroughly.
Walnut Sand Blaster Mobile Sandblasting Car Engine Carbon Cleaning Machine
Walnut Blaster Automotive Engine Carbon Intake Valve Carbon Cleaning Machine 13L
AUTOOL Walnut Blaster Automotive Car Engine Intake Valve Carbon Cleaning Machine
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Walnut Blaster Walnut Blasting Machine 1500W for Engine Carbon Cleaning 110V
