These high-performance spiral-flute taps can be used for threading multiple materials. They are harder and more wear-resistant than general purpose spiral-flute taps, and they provide better precision and accuracy than general purpose taps.
Technical Specs
ItemSpiral Flute Tap
Thread StandardUNS
Tap FinishBlack Oxide
Overall Length6 11/32 in
Thread LimitH6
Number of Flutes4
Primary Material ApplicationSteel
Coolant FedNon-Coolant Through
Helix Angle45 Degrees
Measurement SystemFractional Inch
Shank Length2 3/4 in
Square Size0.9250 in
Threads per Inch8 TPI
Shank Dia.1 7/32 in
Tap GroupingTap
Thread Size1 1/2"-8
Tap MaterialHigh Speed Steel
Thread Length1 5/16 in
75% Thread Drill Size1.3782
Thread DirectionRight Hand
Tap Shank StandardANSI
65% Thread Drill Size1.3945 in
Extended NeckYes
Material Grade - Machining290, Vanadium High Speed Steel