Group of pillar extraction apparatus through our professional Anti clockwise twist design.
Broken bolt or screw drill, then extractor insert
Easy to use
Removes broken screws, bolts, and studs without damaging bolt or hole threads
Extractors have round flutes
Tempered chrome molybdenum steel
Includes a Plastic Storage Case
Material:hard alloy steel
Sizes:1/8'-1/4', 1/4'-5/16', 5/16'-7/16', 7/16'-9/16' and 9/16'-3/4'
(M3-M6, M6-M8, M8-M11, M11-M14, M14-M18)
1 X 5pcs Broken Bolt Screw Extractor Set