Tender For hardened bush size 19.15 mm id x 25.7 mm od x 12.7 mm long. material en- 31 note:1.material test certificate form nabl/government authorized laboratory should follow the supply2.the supplies shall be guaranteed for workmanship, quality and performance for a minimum period of 12 months from the date of supply. any failure during this period shall be on free replacement. [ warranty period: 12 months after the date of delivery ]