High-Strength Bolt&Nut for Track Shoe/Roller/Segment/Sprocket 1 ... Description(TC bolt) Torshear type high strength bolts for steel structureMaterialAlloy steel ,carbon steel, stainless steel ... ASME, ASTM, IFI, JIS, ASThreadMetric, UNC, UNF, BSWFinishPlain, Galvanized, Black, Nickel, Chrome, H.D.GPackingCarton, Box, Bag, ... building industry High-Strength Bolt&Nut for Track Shoe/Roller/Segment/Sprocket