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OSG Spiral Flute Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (7/16"-14 UNC, MPN 1761701) is a spiral-flute tap for steel and stainless steel, featuring an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. This tool is designed for…

SKU 3G-OTH-218029

Brand
OSG
Item
Spiral Flute Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1761701
Type
H7 / 2B-3B, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (7/16"-14 UNC, MPN 1761701) is a spiral-flute tap for steel and stainless steel, featuring an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. This tool is designed for threading operations in demanding materials, with specifications that ensure precise thread formation.

Frequently Asked Questions

What is the OSG spiral flute tap 1761701 used for?

The OSG spiral flute tap 1761701 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, while the modified bottoming chamfer allows threading close to the hole bottom. It is commonly used in automotive, aerospace, and general manufacturing 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, 3 flutes, and a modified bottoming chamfer. It is rated H7 / 2B-3B tolerance for precise thread fit. The spiral flute design is optimized for steel and stainless steel. The manufacturer part number is 1761701.

Where to buy OSG taps in worldwide?

You can source OSG taps, including model 1761701, through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this and other OSG threading tools.

How to select the correct OSG tap for steel threading?

For steel threading, select a tap with appropriate flute design and chamfer. OSG spiral flute taps like the 1761701 are ideal for blind holes in steel and stainless steel. Ensure the thread size (e.g., 7/16"-14 UNC) and tolerance (H7 / 2B-3B) match your application. Consult OSG's technical data for material-specific recommendations.

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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