One Way Screw
Bobco Metals offers a range of industrial one way screws designed for permanent and tamper-resistant fastening. These security fasteners meet stringent industry standards and are ideal for public fixtures and commercial equipment. In-stock for immediate pickup in Los Angeles.
5/16” X 2" ONE WAY SCREW STEEL FINISH BLACK$0.51 As low as $0.37Bulk Pricing:- Buy 50 or more $0.46 Save 10%
- Buy 200 or more $0.41 Save 20%
- Buy 500 or more $0.37 Save 27%
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
5/16” X 3" ONE WAY SCREW STEEL FINISH BLACK$0.57 As low as $0.42Bulk Pricing:- Buy 50 or more $0.51 Save 11%
- Buy 200 or more $0.46 Save 19%
- Buy 500 or more $0.42 Save 26%
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
5/16” X 4" ONE WAY SCREW STEEL FINISH BLACK$0.64 As low as $0.46Bulk Pricing:- Buy 50 or more $0.57 Save 11%
- Buy 200 or more $0.52 Save 19%
- Buy 500 or more $0.46 Save 28%
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