21660 Features: -For drilling the proper hole size and cutting internal threads. -Produced to exacting specifications. -Four flutes for maximum chip clearance. -Drill size permanently marked on each tap. Unit Material: -Stee...

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Product Review

21660 Features: -For drilling the proper hole size and cutting internal threads. -Produced to exacting specifications. -Four flutes for maximum chip clearance. -Drill size permanently marked on each tap. Unit Material: -Steel. Use Material: -Metal. Product Type: -Screwdriver Bits. Use: -Drill Bits. Dimensions: Overall Product Weight: -0.01 Pounds.

  • High Carbon Steel tap and drill bit combo sets are ideal for drilling the proper hole size and cutting internal threads.
  • Recommended drill size is permanently marked on each tap.
  • Most taps feature four-flute design for maximum chip clearance

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