OSG Screw Thread Insert STI Tap: Straight Fute, 1/2"-13 UNC, H3 / 2B-3B, 4 Flute
The OSG Screw Thread Insert STI Tap (SKU 1813600, MPN 1813600) is a general-purpose STI tap with a straight flute design, sized 1/2"-13 UNC. It features an H3 / 2B-3B tolerance, 4 flutes, and a plug chamfer, making…
SKU 3G-OTH-262150
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 (SKU 1813600, MPN 1813600) is a general-purpose STI tap with a straight flute design, sized 1/2"-13 UNC. It features an H3 / 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 is used to cut internal threads in pre-drilled holes for installing helical wire thread inserts. It is commonly applied in automotive, aerospace, and general manufacturing to repair or reinforce threads in softer materials like aluminum or cast iron.
What are the specifications of the OSG STI Tap 1/2"-13 UNC?
This OSG STI Tap has a 1/2"-13 UNC thread size, H3 / 2B-3B tolerance, 4 flutes, and a plug chamfer. It is a straight flute, general-purpose tap designed for thread insert installation. The manufacturer part number is 1813600, and it is made by OSG.
Where to buy OSG STI Taps worldwide?
You can source OSG STI Taps through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this OSG 1/2"-13 UNC tap.
How to select the correct OSG STI Tap for thread inserts?
Select an OSG STI Tap based on the thread size and pitch of the insert, such as 1/2"-13 UNC. Ensure the tap tolerance (e.g., H3 / 2B-3B) matches the required thread class. Use a plug chamfer for through holes and a bottoming chamfer for blind holes. Always follow the insert manufacturer's recommendations.
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.
