PowerBlade, Innovative Wire & Cable Stripping System. SOG® knife blade with bevel edge. Cryogenic heat treated blade increases strength to enable longer sharpness and chip resistance. Manufactured from AUS 8 stainless steel. Lightweight tool handle military-style Zytel plastic. Liner Lock Blade Release System to keep knife securely locked while in-use position. 12 Tools-in-One. Electrician's knife and 11 separate strippers for wire and cable.