Power-operated agricultural equipment, namely, hay balers, mowers and conditioners, hay rakes, bale movers, hay tedders; material reducing machines, namely, brush chippers, stump cutters, whole tree chippers, horizontal grinders, tub grinders, trommel screens, compost turners, concrete cutters; earth moving and earth boring machines, namely, pedestrian trenchers, utility trenchers, track trenchers, vibratory plows, mini skid steers, pile drive machines, guided boring machines, underground boring machines, horizontal directional drilling machines, mud mixing machines for use in drilling applications, pneumatic piercing tools