OSG Spiral Point Tap: 1/2"-20 UNF, H2 / 2B-3B, 3 Flute

This OSG spiral point tap is designed for through-hole threading in general-purpose applications. Its 3-flute, plug chamfer design pushes chips forward, making it ideal for high-speed production tapping in steel, stainless steel, and non-ferrous materials across machining and manufacturing industries.

The OSG 2827608 is a 1/2"-20 UNF spiral point tap with a H2 / 2B-3B tolerance class. It has 3 flutes and a plug chamfer, suitable for through-hole threading. The H2 limit ensures precise thread fit for 2B-3B classes, commonly used in precision machining and industrial maintenance.

3G Electric supplies OSG taps including the 2827608 model to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine OSG cutting tools and support your procurement with technical expertise across 14 departments.

For UNF threads like 1/2"-20, match the tap size and pitch exactly to the hole specification. Choose spiral point taps for through-holes and spiral flute for blind holes. The H2 / 2B-3B tolerance ensures proper fit for standard production. Always verify material hardness and use appropriate cutting fluid for best results.