This 397 spiral point tap is made of high speed steel and has a 0.194 inch diameter, 2 11/16 inch long shank. It is designed for use with stainless steel/steel, and meets the standards for ANSI. This 397 series spiral point 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 Point Tap
Thread StandardUNF
Overall Length4 in
75% Thread Drill Size4.15 mm
Thread DirectionRight Hand
55% Thread Drill Size4.25 mm
Coolant FedNon-Coolant Through
Spiral DirectionNeutral
Measurement SystemPipe
Primary Material Application ISO CodeM, P
Shank Dia.0.194 in
Square Size0.1510 in
Tap ChamferPlug
Tap MaterialHigh Speed Steel
Tap StyleSpiral Point
Helix Angle0 Degrees
Thread Size#10-32
Tap FinishOxide
Thread Length1 5/16 in
Thread LimitH3
Number of Flutes3
65% Thread Drill Size#21
Extended NeckNo
Material Grade - Machining397
Primary Material ApplicationStainless Steel, Steel