A Zero-Gravity Tool Arm

This unique fixture is a zero-gravity tool arm supporting an angle grinder. Offering 360 degrees of movement on all three axes, it allows a worker to grind tall or overhead surfaces, all day, without actually needing to lift the tool. It was designed and built by Missouri-based Ergonomic Partners, a company that manufactures custom material-handling solutions. Their inventions allow one person to lift, move and precisely manipulate large, heavy and unwieldy objects. Some...