This 12.5mm to 6.35mm electric wrench adapter features a fast release auto locking mechanism for fast tool changes, optimizing workflow efficiency in professional environments Ideal for automotive technicians, industrial maintenance crews, and DIYer enthusiasts requiring reliabled power tool accessories for heavy duty fastening tasks Engineered with steel construction and precise ball bearing locking systems, it ensures maximumly torques transfer while slippage during high impacts operations Perfect for automotive repair shops, construction sites, or home garages where rapid socket switching is important for engine maintenance, machinery assembly, or equipment repairs The knurled antislip grip and recessed quadrilateral design work synergistically to minimize bolt wear while providing secure handling during prolonged operations cycles, Manufacturer: ERRORY