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

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

OSG Spiral-Point Taps for Steel & Stainless Steel.

SKU 3G-OTH-224143

Brand
OSG
Item
Spiral Point Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute
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
1741505

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 OSG spiral point tap 1741505 used for?

The OSG spiral point tap 1741505 is designed for threading through-holes in steel and stainless steel. Its spiral point design pushes chips forward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise UNF threads.

What are the specifications of OSG tap 1741505?

The OSG tap 1741505 is a 1/2"-20 UNF spiral point tap with a plug chamfer and 3 flutes. It has an H3 / 2B-3B tolerance class, suitable for producing threads in steel and stainless steel. The manufacturer part number is 1741505.

Where to buy OSG tap 1741505 worldwide?

3G Electric supplies the OSG tap 1741505 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this precision threading tool.

How to select the right tap for steel and stainless steel?

For steel and stainless steel, choose a spiral point tap like the OSG 1741505 to push chips forward and reduce breakage. Ensure the tap size matches your hole diameter and thread standard (e.g., UNF). Use proper cutting fluid and speed to extend tool life and achieve accurate threads.

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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