And the spiral deep extractor work on sizes - 1/4"" (6mm), 5/16"" (8mm), 3/8"", 7/16"" (11mm), 1/2"", 9/16"" (14mm), 5/8"" (16 mm), 11/16"", 3/4"" (19mm). 1/4"" extractor extension(6.5cm) and extractor rod(9cm).
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