Mining Equipment manufacture very heavy duty shafts, heavy duty pulleys and associated holding bolt assemblies, crank shafts, heavy duty handles with knobs, belt tensioning assemblies, alignment cams and heavy duty love joy couplings, tappet levers and tappet heads, IC Engine valves, suspension and shock absorber assemblies, universal joints, differential power transmission assemblies,  mechanical clutches, brake pads and drums, and all hydraulic fittings and assemblies.