7 Soil engaging parts for agricultural implements, namely, machine wheels, drilling blades, drilling tines, drilling discs, cultivator tines, cultivator points, soil engaging tines, soil engaging points, mould boards, seed drills, speed disc blades, disc harrows, spikes, drags, wear plates, wheel tiles, blade wings, bearings, buckets; agricultural implements, namely, seed drills, tillers, cultivators, tractor-towed harrows, threshers, combines, coulters, incorporators, windrowers, ploughs, reapers, harvesters, subsoilers, and mowers; ploughs; cultivator drills, namely, seed drills for agricultural machines and augers and earth drilling machines; and parts and fittings for all of the foregoing