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

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

SKU 3G-OTH-313189

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

OSG
Manufacturer Part Number
1765301
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG Extension Tap 1765301 used for?

The OSG Extension Tap 1765301 is used for threading blind or deep holes in steel and stainless steel. Its spiral-point design pushes chips forward, making it ideal for through-hole applications. The 3/8"-16 UNC size and plug chamfer suit general-purpose threading in industrial manufacturing and maintenance.

What are the specifications of the OSG Extension Tap 1765301?

The OSG Extension Tap 1765301 has a 3/8"-16 UNC thread size, H3 / 2B-3B tolerance, 3-flute design, and plug chamfer. It is a spiral-point extension tap for steel and stainless steel. The manufacturer part number is 1765301.

Where to buy the OSG Extension Tap 1765301 worldwide?

You can source the OSG Extension Tap 1765301 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct OSG extension tap for steel?

Select an OSG extension tap based on thread size, material, and hole type. For steel and stainless steel, use a spiral-point tap like the 1765301 for through holes. Match the UNC thread size (3/8"-16) and tolerance (H3 / 2B-3B) to your application. 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-point 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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