OSG Screw Thread Insert STI Tap: Spiral Fute, 5/16"-18 UNC, H4 / 2B-3B, 3 Flute
SKU 3G-OTH-273421
- 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 cuts internal threads in metal to accept helical wire thread inserts. It is used in aerospace, automotive, and general manufacturing to repair or reinforce tapped holes in aluminum, steel, and cast iron.
What are the specifications of the OSG 8013300 STI Tap?
The OSG 8013300 is a spiral-flute STI tap with 5/16"-18 UNC thread, H4 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is designed for thread insert installation and is made from high-speed steel for durability.
Where to buy OSG STI Taps worldwide?
3G Electric supplies OSG STI Taps worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine OSG cutting tools like the 8013300 to customers across 14 departments, including machining and tooling.
How to select the correct STI tap size for a thread insert?
Select an STI tap that matches the thread insert's nominal size and pitch, such as 5/16"-18 UNC. The tap tolerance (e.g., H4 / 2B-3B) must align with the insert's class. Always verify the insert manufacturer's recommended tap drill size and chamfer type.
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3G Electric memasok OSG spiral-flute sti taps. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















