PRODUCT PARAMETERS Product name Black Hex Socket Oil Pipe Plugs Brand Name Wenzhou Yuanzhi Auto parts Model Number YZ-pipe plugs-003, Hex Socket Allen Head Pipe Plugs Material C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS, etc Size 1/16", 1/8", 1/4", 3/8", 1/2", 3/4", 1" Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015 MOQ Small order can be accepted, Hex Socket Allen Head Pipe Plugs Loading Port Ningbo / Shanghai Payment term 30% deposit in advance,70% before shipment,100% TT in advance Sample  YES Delivery Time Enough stock or strong production capacity ensure timely delivery Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand Design ability We can supply sample, OEM&ODM is welcome