Knipex 1 Piece Cabinet Key 5, 6 to 7, 8 to 9, 10 to 11mm Square Capacity, 7 to 8, 9 to 10, 11 to 12mm Triangular Capacity, 3 to 5 mm Two-Way Key Bit Capacity, 6mm Half Moon Capacity 00 11 01 - 66627423 - Penn Tool Co., Inc
Knipex TwinKey For All Standard Cabinets & Shut Off Systems 00 11 01 from Knipex - Acme Tools
00 11 01 Knipex universal control cabinet keys, TwinKey and 0011 series - elpro Elektronik
KNIPEX TwinKey 3.6-in Electrical Pliers in the Pliers department at Lowes.com