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OSG 1/2"-20 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG 1/2"-20 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer

OSG Spiral-Point Taps for Steel & Stainless Steel.

SKU 3G-OTH-224150

Brand
OSG
Item
1/2"-20 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Steel & Stainless Steel
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
1731501

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG Spiral-Point Taps for Steel & Stainless Steel.

Frequently Asked Questions

What is the OSG spiral point tap 1731501 used for?

The OSG spiral point tap 1731501 is designed for threading through-holes in steel and stainless steel. Its spiral point design pushes chips forward, reducing clogging and breakage. It is commonly used in automotive, aerospace, and general manufacturing for creating precise UNF threads.

What are the specifications of the OSG spiral point tap 1731501?

This OSG tap has a 1/2"-20 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point tap for steel and stainless steel. The manufacturer part number is 1731501. These specs ensure accurate thread fit and chip evacuation in production environments.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the OSG spiral point tap 1731501 or other OSG tooling.

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

Select an OSG spiral point tap based on thread size, pitch, tolerance (e.g., H3 / 2B-3B), and material. For steel and stainless steel, use a plug chamfer and 3-flute design like the 1731501. Ensure the tap matches your hole type (through-hole) and machine speed. Consult OSG's technical data for optimal performance.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730901)
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OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730901)
Spiral point tap for threading blind or through holes in steel and stainless steel. The spiral point design pushes chips ahead, reducing clogging and ensuring clean threads. Suitable for general machining applications requiring precise thread fit
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Spiral point tap for threading blind or through holes in steel and stainless steel. The spiral point design pushes chips ahead, reducing clogging and ensuring clean threads. Suitable for general machining applications requiring precise thread fit
Spiral-point tap for threading through or blind holes in steel and stainless steel. Features a 1/2"-13 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral point design pushes chips forward to reduce clogging and improve thread quality in production environments
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Spiral-point tap for threading through or blind holes in steel and stainless steel. Features a 1/2"-13 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral point design pushes chips forward to reduce clogging and improve thread quality in production environments
Spiral-point tap for threading blind or through holes in steel and stainless steel. Features 1/4"-28 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral-point design pushes chips ahead to reduce clogging and breakage
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Spiral-point tap for threading blind or through holes in steel and stainless steel. Features 1/4"-28 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral-point design pushes chips ahead to reduce clogging and breakage
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730808)
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OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730808)
OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1731301)
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OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1731301)

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