Alden 8440P Grabit Pro Broken Bolt and Damaged Screw Extractor 4 Piece Kit

Remove broken and damaged screws and bolts in two easy steps.Each of the four dual ended bits in this set feature a burnishing tip to prepare the screw or bolt for removal and a threaded tip to grip and extract them when powered with a 3/8 drill.Removes many types of screws up to 4 in length including hex, Phillips, and square drive and bolts up to 3/8.Each of the four bits are different widths to handle a different range of screw and bolt sizes.Additional Features: Bit #1 handles No.4-No.7 screws and No.10 bolts (5mm) Bit #2 handles No.8-No.10 screws and 1/4 bolts (6mm)Bit #3 handles No.11-No.14 screws and 5/16 bolts (8mm)Bit #4 handles No.16-No.24 screws and 3/8 bolts (10mm)'