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OSG Thread Forming Tap: 5/8"-18 UNF, H12 / 2B, Modified Bottoming Chamfer - Oversized Thread-Forming Taps
OSGOversized Thread-Forming Taps

OSG Thread Forming Tap: 5/8"-18 UNF, H12 / 2B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (5/8"-18 UNF, MPN 1400152500) is an oversized thread-forming tap with a Modified Bottoming Chamfer, made from cobalt. It is specified as H12 / 2B, designed for forming internal threads…

SKU 3G-OTH-281584

Brand
OSG
Item
Thread Forming Tap: 5/8"-18 UNF, H12 / 2B, Modified Bottoming Chamfer
Category
Oversized Thread-Forming Taps
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Technical Specifications

OSG
Manufacturer Part Number
1400152500
Type
H12 / 2B, Modified Bottoming Chamfer, Cobalt
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Thread Forming Tap (5/8"-18 UNF, MPN 1400152500) is an oversized thread-forming tap with a Modified Bottoming Chamfer, made from cobalt. It is specified as H12 / 2B, designed for forming internal threads without cutting, suitable for applications requiring tight tolerances.

Frequently Asked Questions

What is the OSG Thread Forming Tap 5/8"-18 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 applications requiring strong, chip-free threads in automotive, aerospace, and general manufacturing. The modified bottoming chamfer allows threading close to the bottom of blind holes.

What are the specifications of the OSG Thread Forming Tap 5/8"-18 UNF?

This OSG tap has a thread size of 5/8"-18 UNF, a tolerance class of H12 / 2B, and a modified bottoming chamfer. It is made from cobalt for heat resistance and durability. The manufacturer part number is 1400152500. It is an oversized thread-forming tap designed for precise internal threading.

Where to buy the OSG Thread Forming Tap 5/8"-18 UNF worldwide?

You can source the OSG Thread Forming Tap 5/8"-18 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; we provide reliable sourcing for this OSG tap.

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

Select an OSG thread forming tap based on thread size, tolerance class, and material. For 5/8"-18 UNF threads, use a tap with H12 / 2B tolerance. Choose a modified bottoming chamfer for blind holes. Cobalt taps suit harder materials. Always match the tap to the workpiece hardness and thread depth requirements.

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 oversized 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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