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OSG Spiral-Flute Tap 1/2"-20 UNF H5 Bottoming Chamfer V Coated Powdered Metal - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral-Flute Tap 1/2"-20 UNF H5 Bottoming Chamfer V Coated Powdered Metal

The OSG Spiral Flute Tap (1/2"-20 UNF) is a bottoming-chamfer, 3-flute powdered-metal tap with H5 / 2B-3B tolerance and V coating, designed for threading steel and stainless steel. 3G Electric interprets your demand…

SKU 3G-OTH-219096

Brand
OSG
Item
Spiral-Flute Tap 1/2"-20 UNF H5 Bottoming Chamfer V Coated Powdered Metal
Part Number
1650512908
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
Also known as:1650512908OSG
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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
1650512908
Type
H5 / 2B-3B, Bottoming Chamfer, V Coated Powdered Metal
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (1/2"-20 UNF) is a bottoming-chamfer, 3-flute powdered-metal tap with H5 / 2B-3B tolerance and V coating, designed for threading steel and stainless steel. 3G Electric interprets your demand for this OEM-specified tool, sources it as an authorised distributor, and supports your operation across 14 industrial departments — with specialist depth in combustion, pumps and controls.

Frequently Asked Questions

What is the OSG spiral flute tap 1/2"-20 UNF used for?

This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, while the V coating and powdered metal construction provide wear resistance for production threading.

What are the specifications of the OSG spiral flute tap 1/2"-20 UNF?

The OSG spiral flute tap has a 1/2"-20 UNF thread size, H5 tolerance for 2B-3B class fit, 3 flutes, and a bottoming chamfer. It features a V coating on powdered metal substrate. The manufacturer part number is 1650512908.

Where to buy the OSG spiral flute tap 1/2"-20 UNF worldwide?

3G Electric supplies the OSG spiral flute tap 1/2"-20 UNF worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

For threading blind holes in steel, select a spiral flute tap with a bottoming chamfer to reach the hole bottom. Ensure the thread size (e.g., 1/2"-20 UNF) and tolerance class (e.g., H5) match your application. OSG's V coated powdered metal taps offer extended tool life in 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
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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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