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OSG Extension Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute - Spiral-Flute Extension Taps for Steel & Stainless Steel
OSGSpiral-Flute Extension Taps for Steel & Stainless Steel

OSG Extension Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute

SKU 3G-OTH-315325

Brand
OSG
Item
Extension Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute
Category
Spiral-Flute Extension Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
0144401
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG Extension Tap 0144401 used for?

The OSG Extension Tap 0144401 is a spiral-flute tap designed for threading blind holes in steel and stainless steel. Its extended length reaches deep cavities, while the bottoming chamfer and H3 / 2B-3B tolerance ensure precise thread fit in demanding industrial applications.

What are the specifications of OSG Extension Tap 0144401?

This OSG tap has a 3/8"-16 UNC thread, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is a spiral-flute extension tap for steel and stainless steel, with manufacturer part number 0144401. These specs define its threading capability and material suitability.

Where to buy OSG Extension Tap 0144401 worldwide?

3G Electric supplies the OSG Extension Tap 0144401 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this precision threading tool for steel and stainless steel.

How to select the right OSG extension tap for steel?

Select an OSG extension tap based on thread size (e.g., 3/8"-16 UNC), chamfer type (bottoming for blind holes), flute design (spiral for chip evacuation), and material (steel or stainless steel). The H3 / 2B-3B tolerance ensures proper thread class. Consult OSG's technical data for optimal performance.

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 steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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