OSG Spiral Flute Tap, 3 Flutes, 1/4 – 28 UNF, Vanadium HSS, Oxide Finish/Coating, Modified Bottoming Chamfer (SQ0452631WT08)

Thread Size: 1/4 – 28

Material: Vanadium High Speed Steel

Finish/Coating: Oxide

Chamfer: Modified Bottoming

Thread Limit/Fit: H3

Number of Flutes: 3

Helix Angle: 30 °

Extended Neck: Extended Neck

Tapping Depth: 1-1/2 in

Thread Standard: UNF

Overall Length: 6 in

Series: 398

Shank Diameter: 0.255 in