Efficient Operation: Equipped with a reversible ratchet head, the torque wrench kit drives in both directions. Quick and easy to change sockets with one hand, boosting work efficiency. A heavy-duty toolbox is included for easy storage and portability Easy to Read: The dual-direction torque wrench features laser-etched dual-range scale that's easy to read and highlighted for clear visibility. Even in low-light conditions, readings are easy to identify, with durability in tough work environments Durable Construction: Our click torque wrench is made from high-quality alloy steel with a six-stage heat treatment process. The chrome-plated surface is rustproof, providing a smoother finish that's easy to clean High Precision: With an accuracy of ±2%, each torque wrench comes with a calibration certificate, ensuring precise torque application to fasteners on vehicles or equipment, avoiding component damage Two Interchangeable Heads: Featuring a unique design with interchangeable heads, this torque wrench set comes with a 1.38-inch/35 mm wrench head and a 1/2-inch 72-tooth ratchet head, allowing you to switch between them based on your needs