Quickly straightens pressuretreated lumber and hardwood planks, providing reliable performance for any deck installation scenario. Locks rows of grooved boards and clips to speed up deck installation work, making it faster and more efficient. Adjustable for single beam, double beam, and metal frames; provides maximum adaptability for various deck types. Ergonomic multidirectional handle applies powerful torque with one turn, reducing stress and saving time. Use scenarios Building a backyard deck with pressuretreated lumber and hardwood planks, where fast straightening and row locking streamline installation. Working on decks with different frame configurations, including single beam, double beam, and metal frames, requiring adjustable tooling. Completing long runs of boards to minimize fatigue and maintain steady progress thanks to the ergonomic handle and torque capability.