Attributes

Key Value
55% Thread Drill Size4.25 mm
65% Thread Drill Size4.15 mm
75% Thread Drill Size#21
Drill Bit Size0.1575 in, 0.1596 in, 0.
ItemSpiral Flute Tap
List Number313NI
Number of Flutes3
Overall Length2-1/2"
Pitch Diameter LimitH3
Shank Dia.0.255"
Shank Length1 9/16 in
Square Size0.1510 in
StandardsANSI
Tap ChamferModified Bottoming
Tap Dimension TypeInch
Tap FinishOxide
Tap MaterialPowdered Metal
Tap Size1/4"
Tap StyleSpiral Flute
Tap Thread Size1/4"-20
Tap Thread TypeUNC
Thread DirectionRight Hand
Thread Length1"
Thread Size#10-32
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