Diall Zinc-plated Steel Twist Signalling Chain (L)2.5 (Dia)5mm.This signalling chain from Diall is made from steel and is specially designed to give your home an additional level of security.

Lasts up to 50x longer than a bi-metal blade in tough materials. Reinforced carbide teeth for durability. Reinforced tooth shoulders withstand high impacts of embedded high strength steel in wood. Cuts Wood with Tough Metal & Construction Wood with Mortar...