3 Review(s)

esigned to remove damaged, rusted or stripped screws, studs, bolts, fastener, metal water tap and water tube, etcAggressive left handed(extractors) and righted handed(drill bits) spiral flute design for extra gripping powerDrill bits' diameters and recommended extract diameters of broken screws are etched on caseDrill bits can also be used to bore holes on wood, metal, plastic, brick and wall, etc