300 Pcs. Boat Marine Canvas Cover Snap Fasteners Stainless Steel 5/8" 16mm Screw Stud, Button Socket This listing is for 300 Pcs. Boat Marine Canvas Cover Snap Fasteners Stainless Steel 5/8" 16mm Screw Stud, Button Socket 100 Pieces Of Each :Snap Fastener Screw Studs,Snap Fastener Buttons and Snap Fastener Sockets, - 300 Total Pieces: 100 Pieces - Snap Fastener Screw Studs, Nickel-Plated Brass with Stainless 5/8" 16mm Tapping Screws 100 Pieces - Snap Fastener Buttons, Nickel-Plated Brass 100 Pieces - Snap Fastener Sockets ,Nickel-Plated Brass All Brass "Durable Type" Fasteners Nickel-Plated ,as used by marine canvas fabricators worldwide, Very robustly made and will last for years, Being marine grade they have have a heavy nickel plating to resist corrosion. Made from brass and silver in appearance due to the nickel plating, to really last in the harshest environment. Use for:Marine Yacht Cockpit Cover Tonneau Cover Bow Cover Boat Canvas Snaps Snap Studs Auto Boat Marine Shipping by China Post Registered Air Mail with tracking number provided