DU-BRO Closeout Ball Socket Wrenches (9/64" & 4mm) – Precision Tools for RC Hardware

The DU-BRO Closeout Ball Socket Wrenches (9/64" & 4mm) are dependable, easy-to-use tools designed for RC hobbyists who want smooth, accurate, and frustration-free installation of ball links and socket-style hardware. These wrenches make it simple to tighten, adjust, and fine-tune ball sockets without damaging the part or slipping during use. Whether you’re working on RC airplanes, cars, helicopters, drones, or boats, these tools help ensure your linkage system is set up correctly and securely.

Each wrench is made from strong, lightweight material that provides excellent grip and control. The 9/64" and 4mm sizes cover many of the most common ball socket sizes used in RC building, making them versatile tools that fit a wide range of models. Their compact shape makes them easy to handle, even in tight spaces such as fuselages, engine compartments, or control bays.

Ball socket wrenches are especially helpful for:
– Installing and adjusting ball links
– Fine-tuning control linkages
– Building or repairing throttle systems
– Working with steering setups in RC cars and boats
– Maintaining helicopter and quadcopter linkages

Using the correct wrench helps prevent damage to ball sockets and ensures a tight, slop-free fit—something every RC pilot and driver depends on. Because these tools are offered as closeout items, they provide excellent value for anyone building or maintaining RC models.

If you want simple, reliable tools that make linkage setup easier, the DU-BRO Closeout Ball Socket Wrenches (9/64" & 4mm) are a smart addition to your workshop at a great closeout price.

*No refunds or warranties. Product sold as is, without packaging.