5/8-11 x 10 A307 Grade A Carriage Bolt Zinc Plated

41/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

The Drive® anchor is a one piece

1/2 x 6 High Speed Aircraft Bit

5/8-11 x 7 Carriage Bolt 18-8 (A2) Stainless Steel M12-1.75 Hex Cap Screws 8.8 DIN 931 Zinc Plated 5/8-11 x 10 A307 Grade5 8 11 x 7 Carriage Bolt SS 18 8 (A2) . 18 8 stainless steel carriage bolts are manufactured to meet or exceed ANSI B18. 5 and 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.