PROTO, Industrial Tools

Phone: 800-800-TOOL



When every millimeter matters.

In the Aerospace industry, precision is everything. The high-stakes job of maintaining, repairing, and overhauling aerospace-related machinery, vehicles, and finished products leaves no room for error.

Proto’s sockets, ratchets, and wrenches are designed to make general maintenance and production line tasks safe, efficient, and comfortable—not to mention accurate. And with proper maintenance, our tools are as exacting as you are.

For years, Proto® has been dedicated to bringing the aerospace industry more innovative tools, from releasing the original combination wrench almost a century ago to adding the leading-edge technology of the TORQUEPLUS™ drive configuration to sockets and the box end of wrenches today.

Browse Proto’s high quality, high performance tools for the aerospace industry now. ​​​