Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
OSG Spiral-Flute STI Tap: 3/8-24 UNF, H3 / 2B-3B, 2 Flute - Spiral-Flute STI Taps for Aluminum
OSGSpiral-Flute STI Taps for Aluminum

OSG Spiral-Flute STI Tap: 3/8-24 UNF, H3 / 2B-3B, 2 Flute

OSG Spiral-Flute STI Taps for Aluminum.

SKU 3G-OTH-262348

Brand
OSG
Item
Spiral-Flute STI Tap: 3/8-24 UNF, H3 / 2B-3B, 2 Flute
Part Number
1303901108
Category
Spiral-Flute STI Taps for Aluminum
Available to Order
Also known as:1303901108OSG
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1303901108

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

OSG Spiral-Flute STI Taps for Aluminum.

Frequently Asked Questions

What is an OSG spiral-flute STI tap used for?

An OSG spiral-flute STI tap is used to cut internal threads in aluminum for screw thread inserts. It creates threads that accept helical coil inserts, providing strong, wear-resistant threads in soft materials like aluminum. This tap is designed for through-hole applications.

What are the specifications of the OSG STI tap 3/8-24 UNF?

This OSG STI tap has a 3/8-24 UNF thread size, H3 / 2B-3B tolerance, and 2 spiral flutes. It is designed for aluminum and produces threads that accept screw thread inserts. The manufacturer part number is 1303901108.

Where to buy OSG STI taps for aluminum worldwide?

3G Electric supplies OSG STI taps for aluminum worldwide. We handle full logistics and customs clearance to deliver this spiral-flute tap to your facility. Contact us for availability and lead time on the 3/8-24 UNF model.

How to select the correct STI tap for aluminum?

Select an STI tap based on thread size, pitch, and material. For aluminum, use a spiral-flute design like this OSG tap to clear chips. Ensure the tap tolerance (H3 / 2B-3B) matches your required thread class. Always match the tap to the insert manufacturer's specifications.

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
Not sure this is the right part? Photo-identify it→

OSG Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from OSG

View all OSG parts →
This spiral-flute STI tap is designed for cutting internal threads in aluminum and non-ferrous materials. It creates threads that accept screw thread inserts (STI) for thread repair or reinforcement. With a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, and 2-flute design, it provides efficient chip evacuation
OSG
This spiral-flute STI tap is designed for cutting internal threads in aluminum and non-ferrous materials. It creates threads that accept screw thread inserts (STI) for thread repair or reinforcement. With a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, and 2-flute design, it provides efficient chip evacuation

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first