Features: This Probe Pins are essential for automotive diagnostics, allowing you to easily back pin and pierce wires without causing damage. These probe pins feature a fine tip that can slide past weather pack seals, making it easy to probe connectors and perform electrical measurements. Designed for electronic engineers, enthusiasts, and repair professionals, these pins are a must have tool for circuit testing and measurement. Whether you're working on small circuit boards or conducting laboratory research, these pins provide accurate measurements in a wide ranges of applications. With their durable designs and convenient replacement option, these pins are the reliable choice for all your testing and measurement needs. Specifications: Material: plastic Length: approx 77mm/3inch Style: 2pcs/5pcs(optional) Package Includes: 2xNeedle Back Test Pins Or 5xNeedle Back Test Pins note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.