OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute

An OSG spiral point tap is designed for through-hole threading in aluminum and non-ferrous materials. Its spiral point pushes chips forward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general machining applications where high-speed production and thread accuracy are critical.

This OSG tap has a 1/4"-28 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for aluminum and non-ferrous materials. The H3 tolerance ensures precise thread fit for 2B-3B class holes, making it suitable for high-accuracy tapping operations.

3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine OSG cutting tools like the 1/4"-28 UNF spiral point tap. Contact us for pricing and delivery to your location, with lead time on request.

For aluminum, choose a spiral point tap with a plug chamfer and H3 tolerance, like the OSG 1/4"-28 UNF. Ensure the tap matches your thread size and hole type (through-hole). Use proper cutting fluid and speed to prevent chip buildup. OSG taps are engineered for consistent performance in non-ferrous materials.