supply of set of hex head bolt gradeset of hex head bolt grade,set of hex head bolt grade as per is 1364. grade 8.8 zinc plated for 3 phase da mpers. i). boltm16x50 full threaded. qty-16 nos. ii) bolt m16x60 thread-40mm.qty-08 nos. iii) bolt m16x65 thread 40mm.qty.-08nos. iv) boltm16x70 thread 44mm. qty.-08 nos. v) bolt m16x 80 thread 40mm. qty-08 nos. set consist of 05items in 48 nos. firm should be clw approved v endor for standard hardware or their authorized dealer [ warranty period: 30 months afte r the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] diesel stores depot bgkt, rajasthan 22.00 set