The Irwin® Bolt-grip™ fastener remover has been designed to remove all types of stubborn rounded-off, rust-tight and painted-over bolts. With a reverse spiral flute design for secure grip manufactured from high carbon steel.
Each Bolt-grip™ has a 3/8" square drive for use with impact wrenches, hand or air ratchets and hexagonal flats for use with locking pliers, flat or adjustable spanners.
The 5 piece base set is supplied in a robust plastic carrying case.
5 piece base set content: 3/8", 7/16"/11 mm, 1/2", 9/16"/14 mm, 5/8"/16 mm