The Hultafors EFK Electrical Fitter's Knife has a thin blade made from Japanese knife steel. The 1.5mm carbon steel has been hardened to 58–60 HRC. It has been optimised for cable stripping, with a sharp blade edge and a unique handle design. Supplied with a holster that can be attached around a button on your work clothes so that it does not come loose whilst still being easy to remove. Both the handle and holster are made from super-durable PP plastic. Blade Length: 35mm. Overall Length: 160mm.