OSG Spiral Flute Tap: 3/8"-16 UNC, H2 / 2B-3B, 3 Flute

An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 3/8"-16 UNC tap with a modified bottoming chamfer is ideal for general-purpose threading in manufacturing and maintenance applications.

The OSG 2931508 is a 3/8"-16 UNC spiral flute tap with 3 flutes, a modified bottoming chamfer, and an H2 / 2B-3B tolerance class. It is designed for general-purpose threading in blind holes, providing efficient chip evacuation and consistent thread quality in steel and non-ferrous materials.

3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine OSG cutting tools like the 2931508 spiral flute tap and deliver them to your facility, ensuring compliance with local import requirements.

Select an OSG tap by matching the thread size (e.g., 3/8"-16 UNC), chamfer type (modified bottoming for blind holes), and tolerance class (H2 for 2B-3B fit). Consider material hardness and hole depth. For general-purpose threading, a spiral flute design like the OSG 2931508 provides reliable chip removal and thread accuracy.