High-Strength Bolt&Nut for Track Shoe/Roller/Segment/Sprocket 1.Materials: low carbon alloy steel 20MnTiB 2.Property ... bolt.We supply various dimension track shoe bolt ,which are used for caterpillar, komatsu, hitachi, kobelco, daewoo, kato, hyundai, samsung, ... Box, Bag, PalletQuality AssuranceISO 9001Our bolts and assembly products are used by a wide variety of individuals and organisations such as ...