Irwin 5 Pc. Bolt-Grip Deep Well Set
Deep well design fits over exposed studs and reaches recessed fasteners. When you are faced with a rounded-off, rusted-tight or painted-over bolt, bolt extractors will break it free.
Reduced profile head enables use in confined spaces
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