OSG Spiral Flute Tap: #6-40 UNF, H2 / 2B-3B, 3 Flute

The OSG spiral flute tap #6-40 UNF is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications where precise internal threading is required.

The OSG spiral flute tap 2907200 has a #6-40 UNF thread size, H2 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is a general-purpose tap designed for blind hole threading. The H2 limit ensures a precise fit for class 2B or 3B threads in the workpiece.

You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 2907200 tap. We supply genuine OSG tooling for manufacturing operations.

For blind holes, choose a spiral flute tap like the OSG #6-40 UNF with a modified bottoming chamfer. The spiral flutes pull chips out of the hole, preventing breakage. Ensure the tap's H2 tolerance matches your required thread class (2B or 3B). Always use proper cutting fluid and follow manufacturer speed/feed recommendations for the material.