Heater Core Back Flush Tool with Air Assist 
Thexton's Heater Core Back Flush Tool with Air Assist fit 1/2", 5/8", and 3/4" heater hoses and uses standard garden hose for water and 1/8 NPT for shop air fitting.
Basic garden hose hook-up cleans cooling system & heater cores without disassembly.
No need to use acids or caustic solutions. Radiator pressure cap prevents over boosting.
Water pressure can be easily controlled with ergonomic handle.
WARNING May Cause Cancer and Reproductive Harm www.P65Warnings.ca.gov
Shipping Weight 0.8 lb
Availability: In stock.