10PC Extractor/LH Drill Bit Set

10 piece screw extractor and high speed steel left hand drill bits set. Set consists of 5/64", 7/64", 5/32", 1/4" and 17/64" high speed steel left hand drill bits and #1, #2, #3, #4 and #5 spiral screw extractors. Screw extractors are usedwhen a screw or bolt has broken off while still in the fastening hole.