supply of high tensile bolt size 12x30 mm, 1.75 mm pitch, grade of bolt will be 8.8 , plating / finish phosphate as per is: 1367 (part-12)/1981 rev-2, quantity tolerance plus minus 5 percenthigh tensile bolt size 12x30 mm, 1.75 mm pitch, grade of bolt will be 8.8 , plating / finish phosphate as per is: 1367 (part-12)/1981 rev-2, quantity tolerance plus minus 5 percent,high tensile bolt size 12x30 mm, 1.75 mm pitch, grade of bolt will be 8.8 , plating / finish phosphate as per is: 1367 (part-12)/1981 rev-2, quantity tolerance plus minus 5 percent [ warranty period: 30 months aft er the date of delivery ] carriage stores depot rajasthan 22110.00 numbers ajmer, nwr