OSG Spiral-Flute STI Tap for Nickel & Titanium, 3/8"-24 UNF, H3 / 2B-3B, 3 Flute

The OSG Screw Thread Insert STI Tap is designed for cutting internal threads in nickel and titanium alloys. Its spiral-flute geometry efficiently evacuates chips, making it ideal for deep-hole threading in aerospace, automotive, and medical industries where high-strength materials are common.

This OSG STI Tap has a 3/8"-24 UNF thread size, H3 / 2B-3B tolerance, and 3 flutes. The spiral-flute design is optimized for nickel and titanium. The manufacturer part number is 31540808. It is a high-performance tap for thread insert applications in demanding materials.

You can source the OSG STI Tap 31540808 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine OSG tooling for international procurement.

Select an OSG STI tap with spiral-flute design for nickel alloys to ensure chip evacuation and thread quality. Verify thread size (e.g., 3/8"-24 UNF), tolerance class (H3 / 2B-3B), and material compatibility. For deep holes, use taps with adequate flute length. Always follow OSG's application guidelines for optimal results.