Whether you own a hardware store or require fasteners for a hobby, Fastener-Express wants to be your number one supplier. If it's a self piercing screw you need, browse our selection. A self-piercing screw is great for quick fastening because the screw establishes its own hole during application. Not sure which self-piercing screw is best for you? We're happy to discuss your next project or business needs to help you find the appropriate fasteners to get the job done.