Features and Benefits: Designed for use with power tools; Grips rusted, painted, stripped and even round-head fasteners and screws; Easily fits into drill or power driver with quick change shank; High carbon steel ensures longer life and greater durability; Universal lobular design fits all types of fasteners; Receive a single 3/8 Bolt Extractor, this item is not a set or kit. Sold individually, per Each (Ea), Quantity of 1. ; Hanson 394103A Bolt Extractor, 3/8", Reverse Spiral Teeth, 1/4" Hex Shank. Sold individually.