OSG Screw Thread Insert STI Tap: Spiral Point, 7/8"-14 UNF, H4 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading steel and stainless steel. This 7/8"-14 UNF tap features an H4 / 2B-3B tolerance with a plug chamfer and 3 flutes (MPN 30104308).
SKU 3G-OTH-265430
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
The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading steel and stainless steel. This 7/8"-14 UNF tap features an H4 / 2B-3B tolerance with a plug chamfer and 3 flutes (MPN 30104308).
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 cuts internal threads in steel and stainless steel to accept helical wire thread inserts. It is commonly used in automotive, aerospace, and industrial maintenance applications where thread repair or reinforcement is required.
What are the specifications of the OSG STI Tap 30104308?
The OSG STI Tap model 30104308 has a thread size of 7/8"-14 UNF, a tolerance class of H4 / 2B-3B, 3 flutes, and a spiral-point plug chamfer design. It is engineered for threading holes that will receive screw thread inserts in steel and stainless steel materials.
Where to buy OSG STI Tap 30104308 worldwide?
You can source the OSG STI Tap 30104308 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tap reaches your facility reliably.
How to select the correct OSG STI tap for thread repair?
To select the correct OSG STI tap, match the thread size and pitch (e.g., 7/8"-14 UNF) to the insert manufacturer's specifications. Use a tap with H4 / 2B-3B tolerance for standard thread classes. Always verify material compatibility—spiral-point taps suit through-hole threading in steel and stainless steel.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
