This spiral point hand tap is 2 1/2 inches long, with a 1/4"-20 UNC thread and a 0.25-inch shank diameter. This right hand tap is made from high speed steel with a titanium carbo-nitride finish.
Technical Specs
ItemHand Tap
Thread StandardUNC
Tap FinishTiCN
Overall Length2 1/2 in
Thread LimitH2
Thread DirectionRight Hand
Primary Material ApplicationAluminum, Brass, Bronze, Copper
65% Thread Drill Size#5
Measurement SystemFractional Inch
Series1011-TN
Shank Length1 1/2 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap GroupingTap
Thread Limit / Class of FitH2 / 2B
Tap StyleSpiral Point
Thread Size1/4"-20
Tap MaterialHigh Speed Steel
Thread Length1 in
75% Thread Drill Size#7
Class of Fit2B
Number of Flutes2
55% Thread Drill Size#3
Extended NeckYes
Primary Material Application ISO CodeN
Shank Dia.0.25 in
Shank Type - MachiningStraight
Square Size0.1910 in
Tap ChamferPlug
Threads per Inch20 TPI
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)