ARP valve cover bolt kits are offered in a choice of chromoly steel with a black oxide finish or corrosion-proof polished stainless steel You also have a choice between hex head and easy-access 12-point designs The heads feature a wide base for better load distribution and sealingValve cover Bolts, Stainless 12-Point, cast Aluminum covers, 14 in-20 Thread, Set of 8Features:Valve cover Fastener Style: BoltFastener Finish: PolishedFastener Material: Stainless steelFastener Head Style: 12-pointThread Size: 14-20 in Thread Length: 0812 in Washers Included: Yes Hold-Down Tabs Included: No Quantity: Sold as a set of 8