13-pc Professional's Industrial Set

Features: When you are faced with a rounded-off, rusted-tight or painted-over bolt, bolt extractors will break it free | Reverse spiral flutes are designed to bite down to provide maximum gripping power | High carbon steel ensures longer life and greater durability | Universal lobular design fits all types of fasteners | 3/8" square drive for use with hand ratchets, impact wrenches, and air ratchets | Hexagonal flats for use with flat wrench, pliers, adjustable wrench, sockets or VISE-GRIP locking pliers | Set includes plastic case