Product Name: European Style Carbon Steel Zinc Plated Universal Air Hose Coupling Model NO.: Female Ends Head Type: Round Surface Treatment: Galvanized Sheet Connection: Female Material: Medium Carbon Steel Standard: ANSI Sizes: 3/8" 1/2" 3/4" 1" Trademark: OEM Transport Package: Carton/Pallet Specification: All sizes Origin: Ningbo, Zhejiang, China Product Description European Style Carbon Steel Zinc Plated Universal Air Hose CouplingThe "Air King" universal air hose coupling ismalleableiron or brass "quarter turn" "sexless coupling" usually found on largepneumatictools likejackhammers.[1]The fitting is considered "universal", because a common two-lug head is used on all sizes ranging from 0.25 inch through 1 inch.Description:Type:E.UTYPEFEMALEBSPPENDSMaterial:CarbonSteel---ZNPLATEDSize:3/8"1/2"3/4"1"Technic:Sizes:FemaleEndsSizeCarbonSteel PartNumberStainlessSteelPartNumber1/4"FE025CSFE025SS3/8"FE038CSFE038SS1/2"FE050CSFE050SS3/4"FE075CSFE075SS1"FE100CSFE100SS1-1/4"FE125CSFE125SSFeatures:Universal Air Hose Coupling are used with water, ethylene glycol, hydraulic oil, petroleum oil, gasoline, and diesel fuel.Universal Air Hose Couplingwith good abrasion resistance.Fair corrosion and chemical resistance. Lightweight and economical.Universal Air Hose Couplingother materials are available on request.