Irwin Hanson® 5-pc BOLT-GRIP™ Deep Well Sets
3/8" square drive for use with hand ratchets, impact wrenches, and air ratchetsDeep well design fits over exposed studs and reaches recessed fastenersHexagonal flats for use with flat wrench, pliers, adjustable wrench, sockets, or VISE-GRIP® locking pliersHigh carbon steel ensures longer life and greater durabilityReduced profile head enables use in confined spacesReverse spiral flutes are designed to bite down to provide maximum gripping powerSet includes plastic caseUniversal lobular design fits all types of fastenersWhen you are faced with a rounded-off, rusted-tight or painted-over bolt, bolt extractors will break it free