5/8-11 x 10 Grade 5 Hex Cap Screw Zinc Plated

Hex Lag Screws are manufactured from low carbon steel to meet SAE J429 Grade 1

304 and 305 series stainless steels so 18-8 is used at times to designate any and all of those alloy groups

1-8 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/16-14 x 1 1/2 Hex Tap Bolt 18-8 (A2) Stainless Steel 5/8-11 Hex Cap Screws 316 Stainless Steel 5/8-11 x 10 Grade 57 16 14 x 1 1 2 Hex Tap Bolt 18 8 (A2) Stainless Steel . 18 8 stainless steel hex tap bolts will have a typical composition of 18% chromium and 8% nickel. These percentages exist in 303, 304 and 305 series stainless steels so 18 8 is used at times to designate any and all of those alloy groups. 18 8 stainless steel offers good corrosion resistance and machines easily but will over time stain in coastal environments. They are also acceptable for use in