OSG Thread Forming Tap: 1/4"-28 UNF, H8 / 2B, Modified Bottoming Chamfer
The OSG Thread Forming Tap (1/4"-28 UNF) is a general purpose thread-forming tap with an H8 / 2B tolerance, modified bottoming chamfer, and TiN coated cobalt construction (MPN 1400128805). This tool is designed for…
SKU 3G-OTH-237883
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Product Description
The OSG Thread Forming Tap (1/4"-28 UNF) is a general purpose thread-forming tap with an H8 / 2B tolerance, modified bottoming chamfer, and TiN coated cobalt construction (MPN 1400128805). This tool is designed for forming internal threads in ductile materials without cutting, reducing chip issues and improving thread strength.
Frequently Asked Questions
What is the 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 high-speed production environments where chip evacuation is a concern, as it forms threads by displacing material rather than cutting it.
What are the specifications of the OSG Thread Forming Tap 1/4"-28 UNF?
This tap has a thread size of 1/4"-28 UNF, a thread limit of H8 / 2B, and a modified bottoming chamfer. It features a TiN coated cobalt construction for wear resistance. The manufacturer part number is 1400128805, and the SKU is 33WJ36.
Where to buy OSG Thread Forming Tap 1/4"-28 UNF worldwide?
You can source the OSG Thread Forming Tap 1/4"-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 based on thread size, pitch, and material. For ductile materials like aluminum, use a forming tap with a TiN coating for longer tool life. Ensure the thread limit (e.g., H8 / 2B) matches your required fit class. Consult OSG's technical data for specific material recommendations.
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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.















