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OSG 10801500 Spiral-Flute STI Tap - Spiral-Flute STI Taps
OSGSpiral-Flute STI Taps

OSG 10801500 Spiral-Flute STI Tap

The OSG Screw Thread Insert STI Tap (MPN 10801500) is a spiral-flute tap designed for 5/8"-18 UNF threads. It features a H4 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer, enabling thread cutting in blind holes…

SKU 3G-OTH-273373

Brand
OSG
Item
10801500 Spiral-Flute STI Tap
Part Number
10801500
Category
Spiral-Flute STI Taps
Available to Order
Also known as:10801500OSG
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Technical Specifications

OSG
Manufacturer Part Number
10801500
Type
H4 / 2B-3B, Bottoming Chamfer
Flute
4
UNF
5/8"-18

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

Product Description

The OSG Screw Thread Insert STI Tap (MPN 10801500) is a spiral-flute tap designed for 5/8"-18 UNF threads. It features a H4 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer, enabling thread cutting in blind holes for STI inserts. 3G Electric sources this genuine OSG tool across 14 industrial departments, with specialist expertise in cutting tools and precision threading solutions.

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 a pre-drilled hole before installing a screw thread insert. It is designed for bottoming chamfer applications, producing threads that accept STI inserts in materials such as steel and aluminum.

What are the specifications of the OSG 10801500 STI Tap?

The OSG 10801500 is a spiral-flute STI tap with a 5/8"-18 UNF thread size, H4 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. It is designed for threading holes prior to installing screw thread inserts, ensuring precise fit and thread strength.

Where to buy OSG STI Taps worldwide?

You can source OSG STI Taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 10801500 spiral-flute tap.

How to select the correct OSG STI Tap for an application?

Select an OSG STI tap based on thread size, pitch, and chamfer type matching your insert requirements. For bottoming holes, use a bottoming chamfer tap like the 10801500. Ensure the tap tolerance (e.g., H4 / 2B-3B) aligns with the desired thread class for your material.

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-flute sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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