5/16-18 x 5/8" Button Head Socket Cap Bolts Screws, Stainless Steel 18-8 (304), Bright Finish, Allen Hex Drive, 20 PCS

The button head socket screws are 100% Stainless Steel 18-8 (304) which offers a high level of chemical and corrosion resistance. The corrosion proof steel, makes them last much longer than screws made of common materials. | The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface. | Thread Diameter 0.3125″; Head Diameter 0.547″; Head Height 0.166″; Screw Length 0.625″; Allen Hex Drive 0.187″ (3/16″). | Package Included: 20 PCS Button Head Socket Cap Screws 5/16-18 x 5/8″. | Button Head Socket Screws are great to have around for use in wood and wet environments.