5/16″-18 X 1″ Machine Screws Flat Head Six Lobe Drive Steel Zinc Plated (1500/Pkg.) Weekend Sale
Original price was: $380.12.$159.65Current price is: $159.65.
For orders under $150.00, a shipping fee of $12.99 applies.
Powerful, reliable fasteners that deliver consistent performance in metal and plastic assemblies. These machine screws feature a flat zinc plating for corrosion resistance and a Torx Alt drive for secure, tamper-resistant engagement. Sized 5/16-18 x 1 in, they’re perfect for a range of applications where strong, precise fastening is required.
Key specifications
Drive type: Torx Alt
Size (thread): 5/16-18 UNC
Length: 1 in
Finish: Flat zinc plating
Type: Machine screw
These screws are designed for use with nut inserts, tapped holes, or compatible mating components that accept 5/16-18 threads. The Torx Alt drive helps prevent cam-out and makes installation easier with the right driver.
Applications include equipment enclosures, metal assemblies, and any project requiring a reliable, corrosion-resistant fastener with a secure Torx Alt drive.





