OSG Thread Forming Tap: 1/4"-28 UNF, H2 / 2B-3B, Modified Bottoming Chamfer
The OSG Thread Forming Tap (1/4"-28 UNF) is a general purpose thread-forming tap with a modified bottoming chamfer, made from cobalt. It is specified as H2 / 2B-3B (MPN 1400128200).
SKU 3G-OTH-237122
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Thread Forming Tap (1/4"-28 UNF) is a general purpose thread-forming tap with a modified bottoming chamfer, made from cobalt. It is specified as H2 / 2B-3B (MPN 1400128200).
Frequently Asked Questions
What is OSG Thread Forming Tap 1/4"-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 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 OSG Thread Forming Tap 1/4"-28 UNF?
This OSG tap has a 1/4"-28 UNF thread size, H2 / 2B-3B tolerance, modified bottoming chamfer, and is made of cobalt high-speed steel. The manufacturer part number is 1400128200. It is designed for general purpose thread forming in materials up to 850 °C hardness.
Where to buy OSG Thread Forming Tap 1/4"-28 UNF worldwide?
You can source the OSG Thread Forming Tap 1/4"-28 UNF from 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 on this item.
How to select the correct OSG thread forming tap for my application?
Select based on thread size, material, and hole type. For blind holes, use a modified bottoming chamfer like this OSG tap. Ensure the H2 / 2B-3B tolerance matches your required thread class. Cobalt taps suit harder materials. Always match the tap to the workpiece hardness and machine speed for optimal thread quality.
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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.
