clamping tools, clamping elements, machine elements, device elements, control elements, levers, handles, standard elements, clamping technology, cam levers, handwheels, valve handwheels, threaded spindles, quick-releases, fasteners, locking bolts with grip, toggle locators, protective caps, hinges, axle bolts, bushing, connectors, fluid level indicators, clamping elements, clamping jaws, cam levers, stenter hooks, hook clamps, tension locks, quick-releases, hook and latch clamps, adjustable clamps and tension levers, ratchet levers