Carriage bolt We are a professional manufacturer, we can supply all kinds of carriage bolts with competitive price high quality Carriage bolt1)Standard: DIN6032) Material: Carbon steel 3)Grade: 4.6, 4.8, 6.8, 8.8, 10.94)Surface:Z/P Yellow ZINC,HDG, etc...5)Size: all size6) Packing: ACCORDING TO CUSTOMER REQUIREMENT Also we can produce according to customer's drawing and samples Carriage bolt