Metric Hex Nuts

Metric finished hex nuts are offered in different classes that denote their material strength, specifically to be matched with a corresponding bolt for consistency. The diameter and thread pitch must correspond to the threaded fastener as well to avoid failure or stripping of the threads. Metric hex nuts are utilized in a variety of industries, as the customization options allow for use in most any application. Lower strength, class 6 metric hex nuts are common in automotive applications. Medium class 8 metric hex nuts can be found in heavy machinery as well as high-load construction applications. And finally, the higher strength class 10 metric hex nuts are utilized in structural steel construction or heavy-duty automotive applications that require high-performance under stress.