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OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 2 Flute - Spiral-Flute Extension Taps for Multiple Materials
OSGSpiral-Flute Extension Taps for Multiple Materials

OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 2 Flute

OSG Spiral-Flute Extension Taps for Multiple Materials.

SKU 3G-OTH-311739

Brand
OSG
Item
Extension Tap: #10-32 UNF, H3 / 2B-3B, 2 Flute
Category
Spiral-Flute Extension Taps for Multiple Materials
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1652501308

Technical Documents

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

Product Description

OSG Spiral-Flute Extension Taps for Multiple Materials.

Frequently Asked Questions

What is the OSG #10-32 UNF extension tap used for?

This OSG extension tap is designed for threading #10-32 UNF holes in multiple materials. Its spiral-flute design and modified bottoming chamfer help evacuate chips during blind-hole tapping, making it suitable for production environments where thread accuracy (H3 / 2B-3B) is required.

What are the specifications of the OSG 1652501308 extension tap?

The OSG 1652501308 is a #10-32 UNF spiral-flute extension tap with a modified bottoming chamfer and 2 flutes. It has a thread limit of H3 / 2B-3B, ensuring precise fit for class 2B and 3B threads. The extended length allows access to deep or recessed holes.

Where to buy OSG extension taps worldwide?

3G Electric supplies OSG extension taps like the #10-32 UNF model (MPN 1652501308) to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision threading tool.

How to select the correct OSG extension tap for a threading application?

To select the right OSG extension tap, match the thread size (e.g., #10-32 UNF), chamfer type (modified bottoming for blind holes), and thread class (H3 / 2B-3B) to your material and hole depth. OSG taps are engineered for multiple materials; verify the flute design suits your chip evacuation needs.

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 extension 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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Cross-referenced by specification & description
OSG Extension Tap: #10-24 UNC, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1652501108)
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OSG Extension Tap: 5/16"-24 UNF, H4 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1652502308)
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OSG Extension Tap: #8-32 UNC, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1652500908)

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