... .We supply various dimension track shoe bolt ,which are used for caterpillar, komatsu, hitachi, kobelco, daewoo, kato, hyundai, ... Description(TC bolt) Torshear type high strength bolts for steel structureMaterialAlloy steel ,carbon steel, stainless steel etc ... Min:1040Mpa.Yield strengthMin:940MpaGrade8.8 or 10.9StandardDIN, ANSI, ASME, ASTM, IFI, JIS, ASThreadMetric, UNC, UNF, BSWFinishPlain, ...