Set of 12 Pieces, 6 Fittings And 6 O Rings to Convert#6, #8 & #10 Male INSERT O Ring To Male Flare Fittings On Your Compressor, Hoses Or Drier/Accumulator ! Key Chains, Rings & Finders. SAE 45 DEGREE FLARE, NOT FOR USE ON HYDRAULIC or J.I.C.FLARE FITTINGS.