The adapter fits a 1 1/4" or 1 3/4" vacuum hose andup to a 5/16" blast nozzle while doing intake manifold walnut blasting on the intake valves.
FA20 FA20DIT Intake Valve Carbon Cleaning Walnut Blasting Adapter Subie Toyota
AUTOOL Engine Intake Valve Carbon Cleaner Walnut Sand Blaster Cleaning Machine
AUTOOL Walnut Blasting Blaster Machine Engine Intake Valve Carbon Deposit Clean
Walnut Blaster Machine Engine Carbon Intake Valve Sand Blasting Cleaning 23 Pcs
Engine Carbon Cleaning Machine Walnut Blaster Machine Intake Valve Blasting US
Walnut Sand Blasting Blaster Cleaning Engine Intake Valve Carbon Cleaner Machine