supply of procurement of knuckle thrower for coupler head sanrok drg no. ied-1071 to rdso spec. no rdso/2011/cg-03 (rev-i) or latestprocurement of knuckle thrower for coupler head sanrok drg no. ied-1071 to rdso spec. no rdso/2011/cg-03 (rev-i) or latest,knuckle thrower for coupler head sanrok drg no. ied-1071 to rdso spec. no rdso/2011/ cg-03 (rev-i) or latest warranty period:- 48 months from the date of delivery and 36 months from date of fitment whichever is earlier [ warranty period: 48 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]