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OSG Thread Forming Tap: #12-28 UNF, H6 / 2B-3B, Plug Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: #12-28 UNF, H6 / 2B-3B, Plug Chamfer

SKU 3G-OTH-237329

Brand
OSG
Item
Thread Forming Tap: #12-28 UNF, H6 / 2B-3B, Plug Chamfer
Category
General Purpose Thread-Forming Taps
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Technical Specifications

OSG
Manufacturer Part Number
1400125100
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG Thread Forming Tap #12-28 UNF used for?

This OSG thread forming tap is used to create internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It is ideal for automotive, aerospace, and general manufacturing applications where chip-free threading and strong thread profiles are required.

What are the specifications of the OSG Thread Forming Tap #12-28 UNF?

The OSG Thread Forming Tap has a #12-28 UNF thread size, H6 / 2B-3B tolerance, plug chamfer, and is made from cobalt high-speed steel. The manufacturer part number is 1400125100. It is designed for general purpose thread forming in a variety of materials.

Where to buy OSG Thread Forming Tap #12-28 UNF worldwide?

You can source the OSG Thread Forming Tap #12-28 UNF 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.

How to select the correct OSG thread forming tap for my application?

Select the tap based on thread size, pitch, and material. For #12-28 UNF threads, use this OSG cobalt tap for materials that flow rather than chip, such as aluminum or brass. Ensure the hole size matches the recommended pre-tap drill diameter for forming taps to achieve proper thread engagement.

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 general purpose thread-forming taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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