Feature: 1. High Quality Material: Screwdriver is made of high quality chrome plated steel, which is very strong, durable, and has a non slip slot, which is easy to use. 2. 2 In 1: The puller and the inch F head booster are 2 in 1, which can be used for monitoring video matrixes, and can also be used as a line puller for the inch F head. 3. Labor Saving: After putting on the BNC head, rotate it and pull out the screwdriver, the Q9 head is easy to pull out, saving time and effort, and higher efficiency. 4. Universal: Suitable for chassis or junction boxes that are out of touch and all kinds of high density video equipment, such as F heads, matrixes, character overlays, etc. 5. Flexible: BNC extension tool, flexible and convenient to use, reducing the difficulty of on site installation and maintenance, compact and portable. Specification: Item Type: Screwdriver Material: Chrome Plated Steel Applicable Objects: Pipes, Cables . Package List: 1 x Screwdriver Note: Manual measurement, please allow some errors.