10 Piece Screw Extractor and Left Hand Drill Bit Set, Easily Remove Stripped Screws and Damaged Bolts, Includes 5 HSS Left-Hand Drill Bits, 5 GCr15 Extractors, Metal Case

Screw and bolt extractor set — includes 5 left hand drill bits and 5 screw extractor bits that range in size for removal of most common size screws and bolts. A metal case is included to store all 10 bits. Easy to use — simply set your drill to reverse direction and use the drilling bit to drill a pilot hole into the center of the damaged screw or bolt, then hammer the corresponding extractor bit to drive the threads into the hole. Secure the bit to a tap handle, wrench, or drill to remove the screw/bolt. Full instructions are listed in the product description below. Left-hand Drill bit sizes are: 5/64", 7/64", 5/32", 1/4" and 19/64" Extractor bits are: M3-M4 #1 (3/32" - 5/32"), M4-M5 #2 (5/32" - 7/32"), M5-M7 #3 (7/32" - 9/32"), M7-M9 #4 (9/32" - 3/8"), and M9-M15 #5 (3/8" - 5/8") High durability — Drill bits are titanium coated and made of HSS4241 (tough, high speed steel), screw extractor bits are made of GCr15 (high quality carbon steel) Full instructions: Preparation: a. Ensure