#8 Screw Extractor, Size 1-1/8" To 1-1/2", Use 13/16" Drill Bit For Pilot Hole, Can Also Be Use For 3/4" Pipes, Spiral Flute Easily Grips Into Damaged Screws, Bolts & Pipe, Made Of Ultra Tough Hardened Chrome Vanadium Steel That Can Withstand Even The Most Punishing Jobs.