General purpose spiral-flute taps are intended for threading a wide range of materials. The taps have spiral flutes that pull chips out and away from the hole as the tap moves into the hole to create threads, which helps prevent chips from packing in the hole.
Technical Specs
ItemSpiral Flute Tap
Thread StandardUNF
Tap FinishBright (Uncoated)
Overall Length2 1/2 in
Thread LimitH3
Thread DirectionRight Hand
Tap Shank StandardANSI
55% Thread Drill Size5.70 mm
Coolant FedNon-Coolant Through
Helix Angle52 Degrees
Primary Material Application ISO CodeN
Shank Type - MachiningStraight
Square Size0.1910 in
Thread Limit / Class of FitH3 / 3B
Series2314/5314
StandardsANSI
Tap StyleSpiral Flute
Thread Size1/4"-28
Tap MaterialHigh Speed Steel
Thread Length5/8 in
75% Thread Drill Size5.45 mm
Class of Fit3B
Number of Flutes3
Primary Material ApplicationAluminum, Brass, Bronze, Copper
65% Thread Drill Size7/32 in
Extended NeckYes
Measurement SystemFractional Inch
Shank Length1 1/2 in
Spiral DirectionRight Hand
Tap ChamferPlug
Threads per Inch28 TPI
Shank Dia.1/4 in
Tap GroupingTap
Country of OriginUnited States
(subject to change)