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  • Screws Metric
  • Taps Metric M Right Hand
  • Taps Metric S series NIHS
  • Taps Metric Left Hand
  • Taps Inch ANSI/ASTM
  • Screws Inch to ANSI/ASME
  • Hex & Acorn Nuts & Washers
  • Drill Bits: Wire & Metric
  • Gages
  • Dies: for Miniature Threads
  • Tools

    • Shop by Brand

  • MiniTaps
  • Tabco
  • View all Brands

    • M.5 Metric & .50UNM

    Metric Thread Size M.5 also called 50UNM or 0.50UNM   Thread pitch .125mm or 203-TPI

    • 0.50UNM Plug Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part, We have two pieces in stock. Brand is;" MiniTaps" made specifically for us in Switzerland. 0.50UNM Plug Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part, We have two pieces in stock. Brand is;" MiniTaps" made specifically for us in Switzerland.
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      0.50UNM Thread Plug Go Gage HSS #2585

      0.50UNM Plug Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part,  We have...

      $245.00
      Add to Cart
    • 0.50UNM Plug No-Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part, We have two pieces in stock. Brand is;" MiniTaps" made specifically for us in Switzerland. 0.50UNM Plug No-Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part, We have two pieces in stock. Brand is;" MiniTaps" made specifically for us in Switzerland.
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      0.50UNM Thread Plug No-Go Gage, HSS #2586

      0.50UNM Plug No-Go Gage pitch .125mm; UNM stands for “United National Miniature” the American Metric miniature Thread standard. Precision Thread Gage made of High Speed Steel then hardened. Picture is representative of part,  We...

      $245.00
      Add to Cart
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