The JCB Allen wrench is a highly useful tool for every job, especially when you need to tighten or loosen screws and nuts with an internal hexagonal socket. With a 9mm head, it provides precise fitting and excellent grip, making it ideal for professional and household users.

• 9mm head size for excellent fit.
• Made from durable materials for long-lasting use.
• Ideal for tightening and loosening screws with an internal hexagonal socket.