6pcs Tap Die Socket Adapter 1/4 '' Hex Shank Machine Screw Metric Plug Threading Tool for Electric Drill M4 M5 M6 M8 M10 M12

6pcs Tap Die Socket Adapter 1/4 '' Hex Shank Machine Screw Metric Plug Threading Tool for Electric Drill M4 M5 M6 M8 M10 M12

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