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OSG Spiral Flute Tap: 7/8"-9 UNC, H4 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 7/8"-9 UNC, H4 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (7/8"-9 UNC, MPN 1726208) is a 4-flute tap with H4 / 2B-3B tolerance and a modified bottoming chamfer, designed for threading steel and stainless steel. 3G Electric interprets your demand for…

SKU 3G-OTH-218721

Brand
OSG
Item
Spiral Flute Tap: 7/8"-9 UNC, H4 / 2B-3B, 4 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1726208
Type
H4 / 2B-3B, Modified Bottoming Chamfer
Flute
4
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (7/8"-9 UNC, MPN 1726208) is a 4-flute tap with H4 / 2B-3B tolerance and a modified bottoming chamfer, designed for threading steel and stainless steel. 3G Electric interprets your demand for this OEM-specified tool, sourcing it across our 14 industrial departments and backing it with specialist expertise in combustion, pumps, and controls.

Frequently Asked Questions

What is the OSG spiral flute tap 1726208 used for?

The OSG spiral flute tap 1726208 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 spiral flute tap 1726208?

This OSG tap has a 7/8"-9 UNC thread size, H4 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. The H4 tolerance ensures precise fit for class 2B or 3B nuts. It is designed for steel and stainless steel, with part number 1726208.

Where to buy the OSG spiral flute tap 1726208 worldwide?

3G Electric supplies the OSG spiral flute tap 1726208 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this precision threading tool to any country.

How to select the correct OSG spiral flute tap for steel?

Select an OSG spiral flute tap based on thread size, tolerance, and material. For steel and stainless steel, use taps with H4 / 2B-3B tolerance for precise fit. The modified bottoming chamfer suits blind holes. Ensure the tap matches your hole depth and thread class. 3G Electric can help with selection.

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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