7/8"-9 UNC Yellow Ring HSSE-V3 Spiral Flute Tap

HSSE-V3% Vanadium • Superior performance in hardened tool steels such as 4140, 4340, H13, D2. • Up to 35 HHRC Designed for high-speed tapping applications. Developed to withstand the high stress and high heat associated with high-speed CNC production tapping. Features a unique free-cutting design with a special tempering and geometry which contributes to extra tool life.

Specifications

Thread Standard

UNC

Overall Length (Inch)

4-11/16"

Thread Length (Decimal Inch)

1.111

Material Application

Steels & Other Materials Up To 35HRC

Thread Size (Inch)

7/8"-9

Finish/Coating

Black Oxide

Material

HSSE-V3

Thread Direction

Right Hand

Flute Direction

Right

Through Coolant

No

Chamfer

2.5P

Number of Flutes

4

Thread Limit

H4