Form tap drill sizeChart

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Drill size for 1 4 20 form tappdf

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Drill size for 1 4 20 form tapin inches

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UPS 2nd Day Air Service at UPS ground rate when your entire order only includes USA made cutting tools (end mills, drills, tap & dies, thread mills, burs, reamers).  Please look for this UPS logo on qualifying items.  Offer only applies to orders shipping within the 48 continental United States and is not valid on previous orders.  Order by 5pm EST and we will ship out the same day.

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