Material: Zinc AlloyOOTDTY Type: Triangle/Square/Circle Number of Holes: 4Applicant Range: Train, Car, Elevator, Subway, Electric Control Cabinet, Electric Meter Box, Meter Keys (Magnetic) category. Features: Durable and fine workmanship Compact size, convenient to carry Holes with triangle/square/circle key shape Fits for many places (train, car, elevator, subway, electric control cabinet, electric meter box, meter keys (magnetic).)Quantity: 1PcNote: Size for manual measurement, there may be 0 to 2cm error, belongs to the normal phenomenon. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes(Non-Retail):1Pc x Universal Phillips Key