16 50 145 SB Stripping Knife Ratchet function: easy cutting even for a variety of cable sheaths. Versatile blade with three cutting areas for round and lengthwise cuts. Guide shoe protects the conductor insulation under the cable sheath. Cuts very hard or tough plastic sheaths up to 7 mm wall thickness. Sickle-shaped, replaceable hook blade can be folded for safe transport. Blade with four positions: folded, straight, angled and ratcheting. Three-stage blade lock for safe handling and transport. Ergonomically designed, comfortable handle. Integrated tether attachment point for use with KNIPEX Tethered Tool System.