Assortment- Metric Hex Hd C/S 10.9 2450 pcs. in BB72

Sold in sets of 1 A metric bolt is a type of fastener that is used to join two or more objects together. It is commonly used in machinery and equipment. Metric class 10.9 bolts see common use in the automotive industry. They excel at bolting large parts, and many socket and countersunk buttons comply with the 10.9 grade. They are generally made from carbon or boron alloy steel, quenched and tempered. They have a proof load of 830 MPa, minimum yield strength of 940 MPa, and a minimum tensile strength of 1040 MPa. Class 10.9 bolts come in sizes ranging from 5 mm to 100 mm.