Product packaging: 3 X hexagonal wrench extension rod The rotating lock adopts an independent design to prevent the wrench from falling during use, which is safer and more reliable Professional and practical manual wrench extension rod, convenient for replacing old or damaged wrenches. Simple structure and light weight, suitable for home and professional use, making work easier. Applicable to various maintenance scenarios, such as door-to-door, electrical, automotive, plumbing, machinery, etc. Safe and durable, high hardness, excellent performance, giving you a better user experience. This product is a manual wrench extension rod made of safe and durable materials. Fine workmanship, efficient and practical, excellent texture, not easy to rust or break, can serve you better. Widely used in electrical maintenance, automotive maintenance, pipeline maintenance, etc.