It can remove a wire intact from a donor harness and add a new wire - very easily. so you can maintain the factory original harness and plug in your own electronic device without any damage. 14 pcs is suitable for most connector terminal, it can be used for almost all of cars and other electronic devices. No need to pry open the terminals, just push and pull the terminal pins. It provide extra , you can easily take out the wire. Made of stainless steel + plastic. It is flexible resilient and durable. If necessary, you can manually change the width of the pin, and it can be restore the original shape without be damaged. Color: black + silver Material: stainless steel + plastic Full length 56mm,rod length 34mm Package Contents: 5*Single Pin Extractor 6*Double Pin Extractor 3*Casing Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.