This set includes 4 extension rod and 8 red adapters (300mm, 150mm, 100mm, and 65mm) to accommodate various working needs, offering enhanced flexibility and convenience for different tasks Features a magnetic to securely hold screws during operations, drops and improving work efficiency in automotive and mechanical applications Made from high speed steel for exceptionally wear resistance and toughness, capable of handling heavy loads, with a hard coating for added resistance and durability various lengths of extension rod to suit different working scenarios, especially in hard to reach spaces, making it ideal for home repairs, professional construction, and auto maintenance Weighing only 283g, the compact and lightweight design ensures easy carrying and storage, perfect for use in workshops, garages, or job sites