M3.5 x 50mm Black Nickel Long Screws Slotted Head (price per 1)
Black Electrical Screws for fixing Sockets Plugs or Switches 75mm 50mm or 40mm | eBay
Black Electrical Screws for Sockets, and Switches
Deligo HD3525 Pack of 200 Chemical Black Drywall Screws M3.5 x 25
Black Nickel Electrical Socket Screw Large Assortment Bundle All Sizes – JONES DIY
M3.5 x 40MM BLACK NICKEL ELECTRICAL SOCKET SCREWS PLUG OUTLET ELECTRICAL SCREW | eBay
Matt Black 50mm x 3.5mm Long Plug Socket Screw - Matt Black - 1 Pair
Black Nickel Electrical Screws M3.5mm x 40mm Length x 5.7mm Head Diameter for fixing Sockets Plugs or Switches Pack of 4 (40mm Length) : Amazon.co.uk: DIY & Tools