Ringfeder's ECOLOC Series is a competitively priced, internal locking device that provides for higher torques, excellent self-centering ability and axial capacities in rotating machinery for a variety of heavy-duty applications. Applications include, but are not limited to clutches, conveyor belts, turbine rotors, flywheels, brake drums, gears and sprockets.
A make-your-own Star Wars Sith Lightsaber hilt is heftier and better-looking than most others out there, according to its maker, Sean Charlesworth. You can 3D print it from free source files, and there's even a hardware kit available -- not free -- so you can build one just in time for Halloween.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies.
You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived.
So if you can't attend live, attend at your convenience.