This 5/16" x 4" One Way Screw is crafted from industrial-grade steel for reliable, tamper-resistant fastening. Its unique head design, conforming to general industrial standards, allows for installation with a standard screwdriver but prevents removal. Ideal for security applications where permanent or semi-permanent assembly is required. Learn More
This 5/16" x 2" one-way screw is a tamper-resistant fastener made from industrial-grade low carbon steel with a protective black finish. Designed for security applications based on ASTM A307 material standards where removal prevention is critical. Learn More
This 5/16" x 3" one-way screw is engineered for permanent, tamper-resistant applications. Manufactured from industrial-grade steel with a protective black finish, its unique drive system prevents removal once installed. Conforms to common ANSI/ASME dimensional standards. Learn More