Description
Electrical Fixing Screw M3.5 x 75mm – Flat-Head Nickel Plated
Reliable, Rust-Resistant Fixing for Switches and Sockets
The M3.5 x 75mm Flat-Head Countersunk Electrical Socket Screw is a dependable choice for extending or replacing standard socket screws in electrical installations. Made from durable steel and finished with a sleek nickel plating, this screw resists corrosion while providing a clean, professional finish.
Its 75mm length makes it perfect for deeper mounting boxes or where plaster depth demands longer fixings. The flat, countersunk head sits flush for a neat appearance, and the M3.5 thread fits standard UK electrical accessories.
Key Features – CSCREW75FN Socket Screw
- Size: M3.5 × 75mm
- Type: Flat-head, countersunk
- Finish: Nickel plated for corrosion resistance
- Thread: Standard M3.5 (fits UK socket and switch plates)
- Material: Steel
- Head Type: Slotted for flat-blade screwdriver
- Ideal for: Deep back boxes, uneven walls, extended faceplates
- Quantity: Supplied individually or in trade packs
Why Choose This Socket Screw?
Whether you’re an electrician handling a rewire or a DIYer upgrading fittings, this nickel-plated M3.5 screw is a must-have. It provides the extra reach and neat finish needed for those awkward installs, especially where original screws are too short.
What’s in the Pack – CSCREW75FN
- 1 × M3.5 x 75mm Flat-Head Electrical Socket Screw (Nickel Plated)
✅ Best For – Common Uses
- Replacing lost or stripped socket screws
- Installing faceplates to deep pattress boxes
- Upgrading old or rusty fixings
- Levelling uneven wall surfaces with deeper fixings
Summary – Long Flat-Head Electrical Screw (75mm, Nickel Plated)
The CSCREW75FN M3.5 x 75mm flat-head screw is the go-to solution for professional-looking socket and switch installations. Its corrosion-resistant nickel finish and flush-fitting design make it ideal for both visible and hidden electrical fittings. Perfect for electricians and installers who demand quality and extra length in every fix.

