supply of hexagonal head screw full thread , hexagonal head screw full thread with one nut, three spring washers and two fla t washers as per the following details. sl.no.1. hexagonal head screw full thread with nut size : m10 x 1.5 mm 60 degree metric pitch x 50 mm long as per is:1364 & is:1367,property clause 10.9. q ty/set 1.set, sl.no.2.spring washer,size: m 10.b single coil steel as per is;3063/1994.qty/set.3.nos, sl. no.3.flat washer size id 11 mm, od 24 mm,thickness 2 mm as per is:2016/67.qty/set.2.nos. hexago nal screw, nut and flat washer are to be coated with zinc as per as per drg.no. is:1573/1986 and s pring washer is to be phosphated accepted offer : unbrako make mfg. by m/s. deepak fasteners ltd. (cl w / rdso / icf approved source) standard quality is: 1364/part 2 & 3/2002 and property grade 10.9 for bolt an d grade 8/10 for nut with spring washer to is: 3063 and flat washer standard to is: 2016 only dimension od-2 1mm, id-11mm, thickness 2mm [ warranty period: 30 months after the date of delivery ] ]