Description
Engineered for reliable performance, Machine Screws Slotted Fillister Steel Black Oxide 4/40 x 3/8 are precision fasteners ideal for metal enclosures, electronics, and machinery assemblies that require a clean, flush appearance and a secure point of contact. The combination of a slotted drive, fillister head, steel construction, and a black oxide finish delivers dependable strength and a professional finish.
- Head: Fillister
- Drive: Slotted
- Material: Steel
- Finish: Black Oxide
- Thread Size: 4-40
- Length: 3/8 in
Applications include equipment enclosures, control panels, electrical housings, and other precise assemblies where a low-profile, secure fastening is essential. Designed for use with compatible 4-40 tapped holes or nuts, these screws provide strong performance in a compact form factor.
- Versatile fastener: 4-40 thread, 3/8" length for a wide range of projects
- Secure seating: Slotted fillister head sits flush and reduces protrusion
- Corrosion resistance: Black oxide finish offers mild protection in light-duty environments
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