The sealey ak628 is a professional 3 4 square drive torque wrench designed for heavy-duty applications requiring precise torque measurement. Featuring a heat treated steel ratchet head that's fully hardened and tempered, this torque wrench delivers the durability and accuracy demanded by professional mechanics, plant engineers and agricultural engineers working with larger fasteners and high-torque applications. This micrometer-type torque wrench offers a comprehensive range of 68-407nm 50-300lb.Ft , making it ideal for tasks such as commercial vehicle wheel nut tightening, agricultural machinery maintenance, and industrial equipment assembly. The dual-scale graduation displays torque values in both newton metres and pound-feet for versatile working across different specifications. Chrome plating provides excellent corrosion resistance, ensuring longevity even in demanding workshop environments. Manufactured to exacting standards, this torque wrench complies with bs en iso 6789-1:2017 calibration tolerance requirements. Every unit is individually tested and supplied with a numbered test certificate, providing full traceability and peace of mind for professional users. The flip reverse ratchet mechanism enables efficient operation in both clockwise and anticlockwise directions, whilst the included storage case protects the precision instrument when not in use. Features and benefits: heat treated and fully hardened steel construction for maximum durability micrometer adjust...