Hultafors 380030 Electricians Knife Elk The sharpening of the blade edges & the design of the handle are optimised for cable stripping The knife blade is manufactured in Japanese knife steel 15mm carbon steel that has been hardened to 5860 HRC The two edges are sharpened to be particularly effective when stripping cables A unique method for attaching the sheath around a button on your work clothes means it does not loosen but is easy to remove The sheath fits just as well on your belt as on your buttons If your belt is thick cut away the small pin on the cover The handle & sheath are made from extra durable PP plastic