OSG Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute

An OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. This makes it ideal for automotive, aerospace, and general manufacturing applications where reliable thread quality is critical.

The OSG spiral flute tap 0139201 has a 5/8"-11 UNC thread, H3 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. It is designed for threading blind holes in steel and stainless steel. These specs ensure precise fit and chip evacuation in demanding industrial applications.

3G Electric supplies OSG spiral flute taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the OSG 0139201 or other threading tools across our 14 industrial departments.

Select a spiral flute tap based on thread size, pitch, and material. For steel and stainless steel, use a tap with H3 / 2B-3B tolerance and a bottoming chamfer for blind holes. OSG taps like the 0139201 are engineered for chip evacuation and thread accuracy. Always match the tap to your hole type and material hardness.