This spiral flute tap is made of high speed steel and has a 0.168 inch diameter, 2 55/64 inch long shank. It is designed for use with stainless steel/steel, and meets the standards for ANSI. This 398 series spiral flute tap has an oxide finish, and has pipe measurements. It is non-coolant through, has right hand direction with a four-inch length. Plus it has three flutes.
Technical Specs
ItemSpiral Flute Tap
Thread StandardUNC
Overall Length4 in
75% Thread Drill Size3.40 mm
Thread DirectionRight Hand
55% Thread Drill Size3.60 mm
Coolant FedNon-Coolant Through
Measurement SystemPipe
Primary Material Application ISO CodeM, P
Shank Dia.0.168 in
Square Size0.1310 in
Tap ChamferModified Bottoming
Tap MaterialHigh Speed Steel
Tap StyleSpiral Flute
Helix Angle30 Degrees
Thread Size#8-32
Tap FinishOxide
Thread Length1 1/8 in
Thread LimitH3
Number of Flutes3
65% Thread Drill Size3.60 mm
Extended NeckYes
Primary Material ApplicationStainless Steel, Steel