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OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

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

SKU 3G-OTH-218948

Brand
OSG
Item
Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650512108
Type
H3 / 2B-3B, Bottoming Chamfer, V Coated Powdered Metal
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in steel and stainless steel. Its spiral flute design pulls chips upward and out of the hole, preventing chip clogging and ensuring clean threads. This OSG tap features a V coated powdered metal construction for extended tool life in demanding industrial applications.

What are the specifications of the OSG 7/16"-14 UNC spiral flute tap?

This OSG tap has a 7/16"-14 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made of V coated powdered metal. The manufacturer part number is 1650512108. It is designed for threading blind holes in steel and stainless steel.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine OSG cutting tools like this spiral flute tap. Contact us for pricing and lead time on this 7/16"-14 UNC tap.

How to select the right spiral flute tap for steel?

Select a spiral flute tap based on thread size, pitch, and hole type. For blind holes in steel, use a bottoming chamfer tap like this OSG model. The H3 / 2B-3B tolerance ensures proper fit. V coated powdered metal taps offer wear resistance for production threading. Always match the tap to the material hardness.

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 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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