- Ratchet function enables stripping with less effort for a variety of larger diameter cable sheaths. Multi-functional blade featuring three cutting areas for round and longitudinal cuts. Guide shoe prevents damaging conductor insulation under the cable sheath. Strips hard or tough plastic sheaths up to 1/4" wall thickness. Three-line depth gauge on blade indicates depth in cable insulation in millimeters. Replaceable sickle-shaped hook blade (16 50 145 E01) can be folded for transport and storage. Blade with four positions: folded, straight, angled and ratcheting. Thumb rest to apply necessary pressure during cutting. Three-stage lock for blade positioning and transport. Multi-component handle with integrated tether attachment point for use with KNIPEX Tethered Tools System. Housing made of glass fiber reinforced plastic. Replacement parts available: replacement spare blade (16 50 145 E01) and spare safety lock (16 50 145 E02).