CONNECTION SIZE IS 1/4 BSP WHICH IS THE STANDARD THREAD FOR MOST AIR TOOLS AND SPRAY GUNS. Spray Gun In-Line Air Filter / Water Trap. aerosol cans. Give your car a fresh coat of paint. ITEM HAS A CLEAR CASING WHICH LETS YOU SEE THE AMOUNT OF OIL/WATER COLLECTED AND CAN BE DRAINED OFF USING THE SPECIAL DRAIN VALVE SET IN THE BODY.
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