supply of set of screw rod, brass nut & helical gear (compatible each other). one set consists of following items:- (1) screw rod as per drg. no.- kgp-2912(item no.-1), qty:- 1 no. (2) brass nut as per drg. no.- kgp-2912(item no.-2), qty:- 1 no. (3) helical gear as per drg. no.- kgp-2912 (item no.-3), qty:- 1 no. material test certificate from govt. approved lab & oem authorized warranty certificate should be provided by the firm at the time of material supply.set of screw rod, brass nut & helical gear (compatible each other). one set consists of following items:- (1) screw rod as per drg. no.- kgp-2912(item no.-1), qty:- 1 no. (2) brass nut as per drg. no.- kgp-2912(item no.-2), qty:- 1 no. (3) helical gear as per drg. no.- kgp-2912 (item no.-3), qty:- 1 no. material test certificate from govt. approved lab & oem authorized warranty certificate should be provided by the firm at the time of material supply.,set of screw rod, brass nut & helical gear (compatible each other). one set consists of follo wing items:- (1) screw rod as per drg. no.- kgp-2912(item no.-1), qty:- 1 no. (2) brass nut as per drg. no.- kgp-2912(item no.-2), qty:- 1 no. (3) helical gear as per drg. no.- kgp-2912 (item no.-3), qty:- 1 no. materi al test certificate from govt. approved lab & oem authorized warranty certificate should be provided by th e firm at the time of material supply. [ warranty period: 30 months after the date of delivery ] ]