【High Quality】: Locking wheel nut removal set with high power and impact resistance. Bolt nut extractor processed from high hardness chrome molybdenum steel, reverse spiral flutes are designed to bite to provide maximum gripping power. 【3/8 Square Drive 【Inch】: Puller sets have hex flats for use with open end wrench, pliers, adjustable wrench, sockets or vise lock pliers, 3/8" square drive for use with hand ratchets, impact wrenches and air ratchets. 【Design】: The spiral socket design allows a secure connection on the round attachment to be extracted.This extension kit for bolt nut has a black oxide surface providing greater strength and durability and prevents corrosion. 【Multifunctional】: The twist socket set is suitable for removing rust and wear, as well as to cover the paint coating of nuts,bolts.Bo remover ulons offers maximum gripping power to easily remove broken, damaged or rusted nuts, bolts and screws. 【Package Included】: Bolt removal tool set includes measurements metrics