Set of impact extensions CrV 1/4", 3/8", 1/2" 9pcs. This set includes a versatile range of extensions, including 1/2" 250 mm, 125 mm, and 75 mm, 1/4" 50 mm, 100 mm, and 150 mm, as well as 3/8" 75 mm, 100 mm, and 150 mm length. Made from durable CrV material, these extensions are built to withstand heavy impact applications. For additional convenience, the set is carefully packed in a sturdy plastic case, ensuring that the extensions are well organized and easily accessible.