OSG Spiral-Flute STI Tap, #4-40 UNC, H2 / 2B-3B, 2 Flute
OSG Spiral-Flute STI Taps for Multiple Materials.
SKU 3G-OTH-281131
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
OSG Spiral-Flute STI Taps for Multiple Materials.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
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 for installing helical wire thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing to repair or reinforce threaded holes in aluminum, steel, and cast iron.
What are the specifications of the OSG STI Tap #4-40 UNC?
The OSG STI Tap has a #4-40 UNC thread size, H2 / 2B-3B tolerance, spiral flute design, and 2 flutes. It is designed for tapping holes that will accept screw thread inserts. The manufacturer part number is 1715808.
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 #4-40 UNC spiral-flute tap to customers across multiple industries.
How to select the correct STI tap size for thread inserts?
Select an STI tap that matches the thread insert's nominal size and pitch, such as #4-40 UNC. The tap must have STI (Screw Thread Insert) designation to cut the oversized hole required for insert installation. Always verify the insert manufacturer's recommended tap drill size.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
