The Stark 1.6 HP Electric Post Hole Digger gives you plenty of power to efficiently dig and bore through holes for fence posts, decks, tree planting and more. It features a powerful 1200-Watt electric motor that delivers up to 1.6 HP of torque power to enable drilling of multiple holes in quick succession. Designed to be lightweight and easy-to-use to reduce working strength of operator to the greatest extent. The ergonomic design incorporates die-cast metal handle bar construction with easy-to-grip finger throttle control ensuring enhanced power and speed control at your fingertips. This unit included with a 4 in. earth auger bit that can speed up to a maximum of 200 RPM to handle the toughest of jobs. The heavy-duty die-cast metal auger bit can rip and shred through soft soils or clay like butter. Rocky soil and tree roots may slow down drilling, but this electric earth auger can handle the task with ease. The Stark post hole digger is made adaptable with most standard auger bits with a shaft size of 3/4 in., simply choose the right size and type of bit to meet your requirements.