[100 PKG] Machine Screws Flat Head Spanner 18/8 Stainless Steel 4-40 X 1-1/2

Designed for reliable fastening across electronics, cabinetry, and general hardware projects, the Machine Screws Flat Head Spanner 18/8 Stainless Steel 4-40 x 1-1/2″ delivers durable performance with a clean, low-profile finish.

These screws are crafted from 18/8 stainless steel (304) to resist corrosion and maintain their appearance in indoor environments. The flat head sits flush with the surface for a neat, professional look, while the spanner drive ensures secure installation with standard tools.

Key Specifications

• Material: 18/8 stainless steel (304) for corrosion resistance and durability
• Size: #4-40 thread, 1-1/2″ length
• Head style: Flat head designed to sit flush with the surface
• Drive: Spanner drive compatible with spanner wrenches for secure installation
• Finish: Natural stainless steel finish

Why choose 18/8 stainless steel

18/8 stainless steel offers excellent corrosion resistance and durable performance for indoor use and protected outdoor environments. The flat head provides a low-profile finish, ideal for applications where protruding screw heads are undesirable, while the spanner drive ensures a secure, tool-friendly installation.

Applications

• Electronics assembly and enclosures
• Cabinetry, cabinetry hardware, and furniture assembly
• General hardware projects requiring a low-profile, flush finish
• Any project that benefits from reliable, easy-to-install fasteners

Installation tips

Use standard tools to install. The spanner drive provides a secure seating, and the flush head minimizes snagging. Verify you are using the correct #4-40 thread and 1-1/2″ length for your application to ensure a proper fit.

Order today to secure these 4-40 x 1-1/2″ flat head machine screws with a spanner drive in 18/8 stainless steel for dependable performance across a variety of projects.