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OSG Spiral Flute Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (7/16"-20 UNF) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1704801). 3G Electric interprets this…

SKU 3G-OTH-218571

Brand
OSG
Item
Spiral Flute Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1704801
Type
H5 / 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"-20 UNF) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1704801). 3G Electric interprets this demand and sources the genuine OSG tool, backed by specialist expertise across 14 industrial departments.

Frequently Asked Questions

What is the OSG spiral flute tap 1704801 used for?

The OSG spiral flute tap 1704801 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 1704801?

The OSG spiral flute tap 1704801 has a thread size of 7/16"-20 UNF, with an H5 tolerance class for 2B-3B fit. It features 3 flutes and a modified bottoming chamfer. The manufacturer part number is 1704801, and it is designed for threading steel and stainless steel.

Where to buy the OSG spiral flute tap 1704801 worldwide?

You can source the OSG spiral flute tap 1704801 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 spiral flute tap for steel?

To select the correct OSG spiral flute tap for steel, match the thread size (e.g., 7/16"-20 UNF) and tolerance class (e.g., H5) to your application. For blind holes, choose a spiral flute design with a modified bottoming chamfer. OSG taps are engineered for consistent performance in steel and stainless steel.

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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