Description
1 14 x 5 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 5 8 18 Grade 8 Hex Cap Screws Yellow Zinc Plated Domestic USA making it suitable for certain making it suitable for certain exterior and preservative treated wood applications 304 and 305 series stainless steels so 18 8 is used at times to designate any and all of those alloy groups