5 8 11 x 6 Carriage Bolt 316 (A4) Stainless Steel 3 4 16 Socket Set Screws Cup Point Alloy 59 x 5 1 2 59 x 5 1 2 Strong Drive® SDCF TIMBER CF Screw Yellow Zinc Coated Thread Len: 5 1 8 (T40 6 Lobe) Carton (250)The Strong Drive SDCF Timber CF screw is a structural fastener available in a variety of lengths and is designed for cross laminated timber construction 276 x 6 inch Strong Drive® design 5 8 11 x 6 Carriage Bolt 316 (A4) Stainless Steel is made from A4 316 Stainless Steel providing superior corrosion resistance and durability to ensure a long lasting product for outdoor and marine applications With a tensile strength of 80ksi this bolt will provide a secure and strong hold for your application