Introducing the 'BlueSpot 6 Piece Screw Extractor Set'. Crafted with superior carbon steel, these industrious extracting bits promise durable strength and flawless functionality. Each bit features a backward threading, meticulously designed to extract damaged or broken screws and bolts with ease. The operation is simple: insert the bit into a pre-drilled hole within the screw, run the drill in reverse gear and remove the stubborn bolt without causing any harm to the existing hole. Added features include a square end compatible with a tap wrench for seamless usability. As a versatile tool essential, they can perform effortlessly on screws with a diameter ranging from 3 to 25mm. Key Details – Product Type: Screw Extractor, Size Compatibility: 3-25mm.