supply of socket head cap screwsocket head cap screw,socket head cap screw (allen bolt) size: 8x65 mm specification : is-2269,iso-4762, thr eads is4218 metric, material : special grade alloy steel . property class: 12.9 as per is-1367, make: tvs , lps ,unbrako.or its equivalent [ warranty period: 30 months after the date of delivery ] ] , allen bolt, part no: m16x40 mm, make:-tvs, lps, unbrako or its equivalent as per iso 4762/din 912, grade 12.9. allen bolt will be of full thread. [ warranty period: 30 months after the date o f delivery ] ] , allen bolt (half thread) part no.: m 12x80 mm make: - tvs or lps or unbrako. or i ts equivalent [ warranty period: 6 months after the date of delivery ] ]