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OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728501) - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728501)

SKU 3G-OTH-224040

Brand
OSG
Item
Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1728501
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral point tap 1728501 used for?

The OSG spiral point tap 1728501 is designed for threading steel and stainless steel. Its spiral point design pushes chips forward, making it ideal for through-hole tapping in production environments. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral point tap 1728501?

The OSG spiral point tap 1728501 has a thread size of 1/4"-28 UNF, with an H5 tolerance for class 2B-3B fit. It features 3 flutes and a plug chamfer. The manufacturer part number is 1728501. This tap is designed for steel and stainless steel applications.

Where to buy the OSG spiral point tap 1728501 worldwide?

You can source the OSG spiral point tap 1728501 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 on this item.

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

For steel threading, select an OSG spiral point tap with the correct thread size, pitch, and tolerance class. The 1728501 is suitable for 1/4"-28 UNF threads in steel. Ensure the tap has a plug chamfer for through holes and a coating appropriate for 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-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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