5/16-18-.312 Small Head Ribbed Rivet Nut Zinc Yellow Dichromate (Pack Qty 1,000) BC-LS-31312S

Ease of installation makes blind threaded inserts a low-cost way to provde threaded holes in thin sheet metal. Low profile head design enables insert to be nearly flush once it is set in place. Ribbed contour of the body provides resistance to turning Aluminum: 5056 Aluminum or ALMG 3 alloy Steel: 1006 - 1008 low carbon steel