Hexagonal Head Bolt To Size: M10 X 100Mm Length, 35 Mm Thread Length, Grade 8.8, Along W Ith Suitable Nyloc Nut, One Flat & One Spring Washer. Conforming To Specification Is: 1364 For Bolts & Nuts, Is : 2016 For Flat Washer & Is: 3063 For Spring Washer. ]