●NUT EXTRACTOR SIZE:These 14-Pieces Bolt&Nut extractors work on SAE/Metric sizes - 1/4", 5/16"(8mm), 3/8", 10mm, 7/16"(11mm), 12mm, 1/2",13mm, 9/16"(14mm), 5/8"(16mm), 17mm, 11/16", 3/4"(19mm), with 3/8 "to 1/4"hex adapter. ●SCREW EXTRACTOR AND DRILLBIT KIT SIZE:6-Pieces Screw Extractor: 1#, 2#, 3#, 4#, 5#, 6#; ●6-Pieces Left Hand HSS Drill Bit: 3/32", 1/8", 5/32", 1/4", 9/32", 3/8". All these tools are clearly marked. ●LEFT-HAND DRILLBIT SET:The left-hand drill bits of this extractor set are made of high-speed steel,strong than right-hand drill bits, and not easy to wear. The 135° angle design of the head makes it easierto touch the fasteners and ensures the precise countersinking and hole smooth clean.
