Detailed Product Description brass hardwareMaterial: carbon steel, brass, alloy steel, stainless steel, aluminum alloyFinish: polishing, power coat, zinc and nickel plating, painting Heat treatment: annealing, aging, normalizingStandard : JIC, SAE, DIN, JIS and ISO9001 standardWe are ISO9001:2000 certified, and we can supply high quality hydraulic fittings, adapters and quick couplings as per ...