Description Features: 1.This p of test tools can easily pierce the power cable. 2.With 4mm socket, it is convenient to connect with multimeter testing probe. 3.Widely applied to vehicle maintenance, electrical test or industrial test. Specifications: Colors: Red x 1, Black x 1 Length: About 128mm Pinhead Diameter: 2mm Plug Hole Diameter: 4mm Material: Polyamide + brass + stainless steel Finish: Nickel plated Practical tool for vehicle maintenance, electrical test or industrial test. It is convenient to connect with multimeter testing probe. Package Including: 2 pcs Test Probe Tip (1 P) Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Please allow 1-2mm slight deviation due to manual measurement. Thank you!