supply of hex. head screw complete (for the hex. head screw m20x65) for vertical damper fixing for mainline coaches to icf drg.no.t-0-5-673, items - 1, 2 & 3 (col-i), alt-c. (note: screw & nut shall be of make / brandhex. head screw complete (for the hex. head screw m20x65) for vertical damper fixing for mainline coaches to icf drg.no.t-0-5-673, items - 1, 2 & 3 (col-i), alt-c. (note: screw & nut shall be of make / brand,hex. head screw complete (for the hex. head screw m20x65) for vertical damper fixing for mainline coaches to icf drg.no.t-0-5-673, items - 1, 2 & 3 (col-i), alt-c. (note: screw & nut shall be of make / brand tvs or dfl or unbrako or tuff only) & split pin iso 1234 - 4x36 - st. to icf d rg.no.wtac3-0-5-305, item-20, alt. j/4. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] carr. repair stores/tpty, andhra pradesh 1064.00 kg scr general & signal/mft, scr telangana 8048.00 kg