B&Q Metal Screw (Dia)3mm (L)4mm Pack of 6.This pack of Slotted button head electrical screws are constructed from a durable metal 4mm in length and come fully threaded. They can be used on 4mm chipboard.
Diall Carbon steel Raised-countersunk Switch box screw (L)25mm Pack of 4.
Diall Carbon steel Raised-countersunk Switch box screw (L)40mm Pack of 4.
Diall Carbon steel Raised-countersunk Switch box screw (L)50mm Pack of 4.
Diall Carbon steel Raised-countersunk Switch box screw (L)75mm Pack of 4.