OSG 1/4"-18 NPT, 4 Flute, HSS, Standard Flute Tap, Bright Finish (SQ0296372WT08)

High Speed Steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and nonferrous materials.

Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.

Thread Size: 1/4-18

Thread Standard: NPT

Material: High Speed Steel

Finish/Coating: Bright

Number of Flutes: 4

Overall Length (Inch): 2-7/16

Hook: Regular

Thread Length (Inch): 1-1/16

Shank Diameter (Decimal Inch): 0.5625

Square Size (Decimal Inch): 0.4210

Chamfer: 1 to 3-1/2