[100 PKG] Machine Screws Oval Head Spanner 18/8 Stainless Steel M6-1 X 40

Machine Screws Oval Head Spanner 18/8 Stainless Steel M6-1 x 40 are precision-made fasteners designed for secure, flush mounting in metal assemblies where a clean, professional finish matters. Constructed from 18/8 stainless steel (type 304), these screws offer excellent corrosion resistance and dependable strength in both indoor and outdoor applications. The oval head provides a smooth, rounded profile that sits slightly below the surface for a neat appearance and reduced snagging. Drive type: spanner. This head is intended for use with a compatible spanner-wrench, delivering higher torque and improved anti-cam-out performance compared to standard slotted screws. Size and threading: M6-1 x 40. The M6 nominal diameter is 6 mm with a metric coarse thread (pitch 1.0 mm), and the screw runs 40 mm in length for versatile panel and joint thicknesses.

Specifications

• Material: 18/8 stainless steel (304)
• Head style: Oval, flush rounded profile
• Drive type: Spanner
• Size / Thread: M6-1 x 40 (6 mm diameter, 40 mm length; coarse thread 1.0 mm)
• Finish: Corrosion-resistant and durable
• Typical uses: Indoor and outdoor metal assemblies

Applications

• Machinery assemblies
• Enclosures
• Metal brackets
• Other panel mounting applications

Why choose 18/8 stainless steel?

18/8 stainless steel provides excellent rust and stain resistance while maintaining strength over time. These M6-1 x 40 screws deliver a reliable, long-lasting fastening with a clean, professional finish in moisture-exposed environments.

Tip: Use a tool compatible with spanner-drive fasteners to ensure maximum torque and proper seating.

Ideal for hardware kits, equipment mounts, and any project requiring a neat, secure fastening with a clean finish.