OSG Screw Thread Insert STI Tap: Straight Fute, 7/16"-20 UNF, H4 / 2B-3B, 4 Flute
The OSG Screw Thread Insert STI Tap (MPN 12600900) is a general-purpose STI tap with a straight flute design, sized 7/16"-20 UNF. It features an H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer, making it suitable…
SKU 3G-OTH-262139
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 (MPN 12600900) is a general-purpose STI tap with a straight flute design, sized 7/16"-20 UNF. It features an H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer, making it suitable for threading applications requiring screw thread inserts.
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 a pre-drilled hole to accept a helical wire thread insert. It is used in metalworking and maintenance applications to restore or strengthen threads in softer materials like aluminum or cast iron.
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, 4 flutes, and a plug chamfer. It is designed for general-purpose thread repair and insert installation. The manufacturer part number is 12600900.
Where to buy OSG STI Taps worldwide?
3G Electric supplies OSG STI Taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 7/16"-20 UNF tap, part number 12600900.
How to select the correct STI tap size for a thread insert?
Select an STI tap that matches the thread size and pitch of the insert you are installing. For a 7/16"-20 UNF insert, use an STI tap with the same designation. The tap tolerance (e.g., H4 / 2B-3B) must suit the required class of fit for the application.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG general purpose sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
