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OSG 1/4"-32 UNEF Spiral-Point Tap - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG 1/4"-32 UNEF Spiral-Point Tap

The OSG Spiral Point Tap (1/4"-32 UNEF) is a spiral-point tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, plug chamfer, V coated powdered metal construction, and 3 flutes (MPN 1651506108).

SKU 3G-OTH-224045

Brand
OSG
Item
1/4"-32 UNEF Spiral-Point Tap
Part Number
1651506108
Category
Spiral-Point Taps for Steel & Stainless Steel
Available to Order
Also known as:1651506108OSG
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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
1651506108
Type
H3 / 2B-3B, Plug 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 Point Tap (1/4"-32 UNEF) is a spiral-point tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, plug chamfer, V coated powdered metal construction, and 3 flutes (MPN 1651506108).

Frequently Asked Questions

What is the OSG spiral point tap 1/4"-32 UNEF used for?

This OSG spiral point tap is designed for threading steel and stainless steel. Its spiral point design pushes chips forward, making it ideal for through-hole applications. The 1/4"-32 UNEF thread size is common in aerospace and precision fasteners where fine threads are required.

What are the specifications of the OSG spiral point tap MPN 1651506108?

This OSG tap has a 1/4"-32 UNEF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It features a V coated powdered metal construction for wear resistance. The manufacturer part number is 1651506108, and it is classified as a spiral-point tap for steel and stainless steel.

Where to buy OSG spiral point taps worldwide?

3G Electric supplies OSG spiral point taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this OSG tap or similar threading tools for your operations.

How to select the correct OSG tap for steel threading?

Select an OSG tap based on thread size, material, and hole type. For through holes in steel, a spiral point tap like this 1/4"-32 UNEF model pushes chips ahead. Ensure the tap tolerance (H3 / 2B-3B) matches your required thread class. Always use proper cutting fluid for 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-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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