These Knipex Universal Dismantling tools are made of durable fiberglass making it a reliable choice for everyday electrical work. Ideal for dismantling and stripping all common round and damp-proof installation cables from 3 x 1.5 mm to 5 x 2.5 mm. Suitable for cable diameters from 8 to 13 mm, this tool features a double-shell fold-back design with an opening spring and locking lever.