Product Name: High Quality Black DIN 933 Hex Head Bolt Model NO.: GLB-004 Grade: 8.8&10.9&12.9 Standard: DIN, GB, ANSI, BSW, JIS, GOST Head Style: Hexagonal Connection: Common Bolt Groove: Hexagon Type: Countersunk Head Material: High Strength Steel Heat Treatment: Hot-Working Delivery: 30-40 Days Applied Area: Building, Machinery, Auto, Car Wheel QC Equipment: Salt Spray Machine, Hardness Testor, Caliper Brand: Gl Process: Cold Forming Specialty: OEM, ODM Sample: Free Sample in Store QC Control: Inspect 30mins in Production and Before Delivery Service: Response in One Hour Trademark: Global Transport Package: Plastic Bag, Box, Carton Package, Pallet Package Specification: (Dia)M3-16*(Length)8-150mm Origin: China HS Code: 7318159001 Product Description Product Description:High Quality Black DIN 933 Hex Head BoltProduct specificationStandardISO,GB,DIN,JIS,ANSI,BSW and so onHead TypeFlat Head, Pan Head, Countersunk Head, Round Cone Head, Hex Head, Round with Washer Head, Pan with Washer Head and so on, as customer requiresTypes of Drive InsertsSlotted,Philips Recess, Square Socket,Hexagon Recess, Indented Hexagon, Special Cross Recess, Pozidrive Cross Recess, Slotted&Square Socket, as customer requiresSize(Dia)M3-16* (Length)8-150mmRaw Material1,Steel:C45(K1045), C46(K1046),C202, Alloy steel: SCM435,10B213, Stainless Steel: SS201, SS301, SS303, SS304, SS316, SS416, SS4204.Aluminum5.Steel: 35K, 45K, 10B216.Iron7.Brass:C36000, C37700, C38500, C27200, C28000....8.CopperWe handle many other type of materials. Please contact us if your required materialis not listed aboveSurface FinishZinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG) phosphorization,Black Oxide,Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated,dacromat, mechanical coated and RoHShot-working, make hardness up to 6.8,8.8, 9.8, 10.9, 12.9 gradeHeat TreatmentTempering,Hardening,Spheroidizing,Stress Relieving.CertificationsSGSSample AvailabilitySamples are available.MOQwe accept test order of small quantityPrice TermsT/T, L/C, western union, paypal, etc.Lead Time7-40days, according to customer's order qty and detailed requirementsPacking25kgs/carton or 1000pcs/per box or as customers' special request.ManufactureProcessHeading/ /Threading/ /heat threatment plating/Anti-slipping/Baking/QA/Package/Shipping ContactIf you're insterested in our products, please do not hesitate to send us an email or call us at+86 18072687675(Mobile)directly.