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OSG Screw Thread Insert STI Tap: Spiral Point, 1"-12 UNF, H4 / 2B, 4 Flute - Spiral-Point STI Taps for Multiple Materials
OSGSpiral-Point STI Taps for Multiple Materials

OSG Screw Thread Insert STI Tap: Spiral Point, 1"-12 UNF, H4 / 2B, 4 Flute

<p>The OSG Screw Thread Insert STI Tap (Part No. 31404201) is a high-precision spiral-point tap designed for threading holes to accept screw thread inserts. This specific model features a 1&quot;-12 UNF thread size…

SKU 3G-OTH-284619

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, 1"-12 UNF, H4 / 2B, 4 Flute
Part Number
31404201
Category
Spiral-Point STI Taps for Multiple Materials
Available to Order
Also known as:31404201OSG
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
31404201
Type
H4 / 2B, Plug Chamfer
Flute
4
UNF
1"-12

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The OSG Screw Thread Insert STI Tap (Part No. 31404201) is a high-precision spiral-point tap designed for threading holes to accept screw thread inserts. This specific model features a 1&quot;-12 UNF thread size, H4 tolerance class for a 2B fit, and a plug chamfer, making it suitable for multiple materials. With 4 flutes, it ensures efficient chip evacuation and smooth cutting action.</p><p>Ideal for maintenance, repair, and production environments, this tap is essential for creating strong threads in aluminum, steel, and other machinable materials. As a Singapore-based supplier, 3G Electric offers this OSG tap with SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of the OSG STI Tap 31404201?

The OSG STI Tap 31404201 has a thread size of 1&quot;-12 UNF, type H4 / 2B, plug chamfer, and 4 flutes. It is a spiral-point tap designed for multiple materials.

Can I get a quote in SGD and fast delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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OSG Products

3G Electric supplies OSG spiral-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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