OSG Screw Thread Insert STI Tap: Spiral Point, 7/16"-20 UNF, H4 / 2B-3B, 3 Flute
SKU 3G-OTH-284709
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to cut internal threads in multiple materials before installing a helical coil thread insert. It is essential for repairing or reinforcing threads in metal, aluminum, and cast iron components across industrial maintenance and production environments.
What are the specifications of the OSG STI Tap 7/16"-20 UNF?
This OSG STI Tap has a 7/16"-20 UNF thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for through-hole threading. The manufacturer part number is 31401901. These specs ensure proper fit for STI (screw thread insert) installation.
Where to buy OSG STI Tap 31401901 worldwide?
3G Electric supplies and delivers the OSG STI Tap 31401901 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility. Contact us for availability and lead time on this spiral-point tap.
How to select the correct STI tap for thread repair?
Select an STI tap that matches the thread insert's size and pitch, such as the OSG 7/16"-20 UNF for a 7/16"-20 insert. Use a plug chamfer for blind holes or spiral-point for through holes. The H4 / 2B-3B tolerance ensures the insert fits correctly without over-tapping.
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Aplikasi umum untuk OSGOSG Produk
3G Electric memasok OSG spiral-point sti taps for multiple materials. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















