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OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute

SKU 3G-OTH-224430

Brand
OSG
Item
Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute
Category
Spiral-Point Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1757801
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG Spiral Point Tap 5/16"-18 UNC used for?

The OSG Spiral Point Tap is designed for threading blind or through holes in steel and stainless steel. Its spiral-point geometry pushes chips forward, reducing chip clogging and enabling faster tapping in production environments.

What are the specifications of the OSG Spiral Point Tap 5/16"-18 UNC?

This tap has a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. The OSG part number is 1757801. It is designed for steel and stainless steel applications.

Where to buy the OSG Spiral Point Tap 5/16"-18 UNC worldwide?

3G Electric supplies the OSG Spiral Point Tap 5/16"-18 UNC worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG Spiral Point Tap for steel?

Select based on thread size, tolerance (H3 / 2B-3B), and material. For steel and stainless steel, OSG spiral point taps with plug chamfer are recommended. Ensure the tap matches your hole type (blind or through) and machine setup.

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 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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