DIN Fasteners Supplier & Factory
We are a DIN fasteners supplier manufacturing bolts, nuts, screws, washers, studs, threaded rods and anchors to German and international standards. The catalog covers DIN 933/931 hex bolts, DIN 934 hex nuts, DIN 985 lock nuts, DIN 912 socket cap screws, DIN 965/7985 machine screws, DIN 127/125 washers, DIN 975 threaded rods, DIN 1587 cap nuts and more — in carbon steel 4.8–12.9, stainless 304/316 and high-temperature alloys. Factory-direct from Guangdong with OEM marking, mixed kits and export packing.
Standards and products we cover
Our DIN program includes: hex bolts (DIN 933/931) and hex flange bolts, hex nuts (DIN 934), thin nuts, wing nuts, cap nuts (DIN 1587), nylon insert lock nuts (DIN 985), socket head cap screws (DIN 912), socket set screws (DIN 913/914), countersunk and pan head machine screws (DIN 965/7985), self-drilling and self-tapping screws, spring lock washers (DIN 127), flat washers (DIN 125), threaded rods (DIN 975), anchors and studs. All available across the full metric range from M3.
Materials, grades and finishes
Carbon steel in grades 4.8, 8.8, 10.9 and 12.9; stainless steel 304 (A2) and 316 (A4); and special alloys such as A453 Grade 660 for high-temperature and high-strength applications. Finishes include zinc plating, hot-dip galvanizing, nickel, black oxide, black phosphating and plain. Salt spray testing is available on request, and every lot is traceable with material certificates.
OEM marking, kits and logistics
Custom head markings, special sizes, mixed-bolt kits and custom packaging are available from a 5,000-piece MOQ per item. We pack from small retail boxes to export cartons and full containers, and ship FOB, CIF or DDP with full export documentation. Send your BOM for a same-day quotation.
Frequently Asked Questions
5,000 pieces per item for custom marking and packaging; smaller stock quantities available for standard items.
Need a factory quote?
Send your drawing, sample or BOM — our team replies within 24 hours, Mon–Sat.