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OSG Extension Tap: 7/16"-14 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: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute

SKU 3G-OTH-315326

Brand
OSG
Item
Extension Tap: 7/16"-14 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
0144601
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG Extension Tap 0144601 used for?

The OSG Extension Tap 0144601 is designed for threading blind holes in steel and stainless steel. Its spiral-flute design evacuates chips upward, preventing clogging, while the extended reach allows access to deep or recessed areas. It is commonly used in machining, automotive, and general manufacturing applications.

What are the specifications of OSG Extension Tap 0144601?

This OSG tap has a thread size of 7/16"-14 UNC, with a H3 / 2B-3B tolerance class. It features 3 flutes and a bottoming chamfer for threading to the bottom of blind holes. The spiral-flute design is optimized for steel and stainless steel. Manufacturer part number is 0144601.

Where to buy OSG Extension Tap 0144601 worldwide?

3G Electric supplies the OSG Extension Tap 0144601 to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this precision threading tool.

How to select the correct OSG extension tap for steel?

Select an OSG extension tap based on thread size, pitch, and material. For steel and stainless steel, choose a spiral-flute design like the 0144601 to manage chip evacuation. Confirm the chamfer type—bottoming for blind holes, taper for through holes. Always match the tap tolerance (e.g., H3) to your required thread class.

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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