The Post hole diggers are simple but sturdy machines useful for planting trees, vineyard poles, light poles and fences. Two models are available: the 200-512 for tractors ranging from 18 to 40 HP and the 300-512 for tractors ranging from 18 to 50 HP. They are equipped with a solid frame made of reinforced tubes and a heavy duty gearbox to ensure great reliability under any working condition. The augers are available in diameters of 15, 23, 30, 46 and 61 cm and all sizes, except for the smaller one, are equipped with double flighting. The flighting is fully welded and the augers also feature a welded reinforcement collar where they are secured to the gearbox. Knives and points are replaceable.