Hex Bolt With Nut, Part No: M10 X40 Mm ,Material Specification : All Hex Bolts Are To Be Manufactured From High Grade Alloy Steel Confirming To Is: 1364 (Part I & Part Ii), Iso: 4014/4017 Thread Iso Metric 6g As Per Is: 4218, Iso: 261. Mechanical Property Class 10.9 As Per Is: 1367, Iso: 898 Pt I. Hex Nut Confirming To Is: 1364 (Part 3) Iso: 4032 Thread Iso Metric 6 H As Per Is: 4218, Iso: 261. Mechanical Property Class : 8/10, As Per Is: 1367, Iso: 898 Pt Ii. Make Unbrako, Lps,Tvs Or Simi