Place of Origin:Zhejiang, China (Mainland)Brand Name:Balianfang/ OEMModel Number:M4/M5 / OEMStandard:DINType:standard/ non-standardMaterial:Stainless Steel/ Brass/ AlloyHead type:PanCertificate:ISO9001-2008Surface treatment:Brass-plate/ Zine-PlateLength:6-60apply for:electric metersample order:availableOEM:availableSupply AbilitySupply Ability:5000000 Piece/Pieces per MonthPackaging & DeliveryPackaging DetailsPoly bag inside the carton box, carton box with the pallet/ CustomizedPort? Shanghai/ HangzhouLead Time?:30 days after receiving the deposit???SizeM4/M5, according to customer requirementsGrade4.8,5.6,8.8,10.9,12.9,A2-70,A2-80StandardISO, GB, BS, DIN, ANSI,?Non-standardAvailable material1.Stainless steel: 201,202,303,304,316???2.Carbon steel:?C1006,C1010,C1018,C1022,C1035K,C10453. Copper:?H62,H65,H684.?Aluminum: 5056, 6061, 6062, 70755.?According to customer demandSurface treatmentZinc-plated, Nickel-plated, Dacromet, Black oxide, customizedExperienceSince 1996Quality ControlStrict quality management systems & high-precision inspection instruments to guarantee high quality conformityPackagePlastic bag / small box +outer carton +pallets http://www.blfspchina.com/screw...-clasp-sealing-bolt.html