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OSG Screw Thread Insert STI Tap: Spiral Fute, #10-24 UNC, H2 / 2B-3B - Spiral-Flute STI Taps for Multiple Materials
OSGSpiral-Flute STI Taps for Multiple Materials

OSG Screw Thread Insert STI Tap: Spiral Fute, #10-24 UNC, H2 / 2B-3B

SKU 3G-OTH-281107

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Fute, #10-24 UNC, H2 / 2B-3B
Category
Spiral-Flute STI Taps for Multiple Materials
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Technical Specifications

OSG
Manufacturer Part Number
31500508
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

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 multiple materials to accept helical wire thread inserts. It is commonly used in aerospace, automotive, and general manufacturing to repair or reinforce tapped holes in aluminum, steel, and cast iron.

What are the specifications of the OSG STI Tap #10-24 UNC?

This OSG STI Tap has a #10-24 UNC thread size, H2 / 2B-3B tolerance, 3 flutes, and a spiral-flute design for chip evacuation. The manufacturer part number is 31500508. It is designed for tapping holes that will receive screw thread inserts.

Where to buy OSG STI Taps worldwide?

3G Electric supplies OSG STI Taps worldwide, handling full logistics and customs clearance for global delivery. As a sourcing specialist across 14 industrial departments, we provide genuine OSG cutting tools and can quote for your specific thread insert tap requirements.

How to select the correct STI tap for thread inserts?

Select an STI tap based on the thread size and pitch of the insert, such as #10-24 UNC. Use a tap with H2 / 2B-3B tolerance for standard fits. The spiral-flute design helps clear chips in blind holes. Always match the tap to the insert manufacturer's specifications.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG spiral-flute 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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