IRWIN Professional Bolt Extractor Set, 3/8in Drive, 13-Extractors

When you are faced with a rounded-off, rusted-tight or painted-over bolt, bolt extractors will break it free Set includes carrying case and extractors to remove bolts sizes: 8mm, 10mm, 11mm, 12mm, 13mm, 14mm, 16mm, 17mm, 19mm, 1/4, 5/16ft, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 in drive size 3/8 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 Reverse spiral flutes are designed to bite down to provide maximum gripping power