The T100 Hollow Bit Socket precisely corrects camshaft pulley positions for engines, ensuring accurate alignment and misalignment issues to enhances engine efficiency Designed for professional mechanics and automotive enthusiasts, this tool is essential for repairs on for M133, M157, M270, M271, M276, and M278, offering in workshops Ideal for confined engine compartments, it simplifies pulley fixing and tasks, such as correcting misalignments in tight spaces during routine vehicle maintenance Made from steel with a hollow design, this 1 / 2inch drive, 78mm long impacts socket reduces weight for better maneuverability and withstands high torques applications in automotive repairs With its robust construction and broad compatibility, this bit socket delivers consistent torques transfer, promoting long term durability and engine operate for extended vehicle life, Manufacturer: SkyPOOU