Product Description
Description | Hand tap |
Size (diameter) | 1/4 UNF |
Thread pitch | 28 tpi |
Thread angle | 60 degrees |
Material | Chrome Alloy steel |
Tapping Drill Dia. Suggestion | 5.5mm |
Brand | High quality brands only such as Bordo or Sutton |
Available in 3 leads:
Taper: 8 - 10 leads of thread used for starting new threads
Intermediate: Less tapered, 4 - 5 leads, used to follow a Taper tap or for restoring threads
Bottoming: Very little taper 1 1/2 - 2 1/2 leads, so will cut a new thread to the bottom of a blind hole, but the lack of taper makes starting a new thread difficult.
A tap set is available and it it simply three times the price of a single tap.
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Good service
I just needed a bottoming tap UNF 1/4. Received an excellent service from Classic Fasteners. Thank you.