... .Standard:DIN603, 2.Size: M5---M16 CARRIAGE BOLT MUSHROOM HEAD SHORT SQUARE NECK BOLTS1).Diameter range:5-20MM2).Length range:10 ... ”-12”ThreadMetric, UNC, , BSWFinishPlain, Galvanized, Black, H.D.GPackingCarton, Box, Bag, Pallet Shipment TermsFOB,C&F,CIF…Payment TermsT/T, L ...