OSG Thread Forming Tap: 1/4"-20 UNC, H4 / 2B-3B, Plug Chamfer
The OSG Thread Forming Tap (1/4"-20 UNC, MPN 1400127108) is a general purpose thread-forming tap with a Plug Chamfer and TiCN Coated Cobalt construction. It is specified as H4 / 2B-3B, indicating a tolerance class…
SKU 3G-OTH-237642
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
Need installation or engineering help?
Ask a question
Product Description
The OSG Thread Forming Tap (1/4"-20 UNC, MPN 1400127108) is a general purpose thread-forming tap with a Plug Chamfer and TiCN Coated Cobalt construction. It is specified as H4 / 2B-3B, indicating a tolerance class for forming threads in a range of materials.
Frequently Asked Questions
What is an OSG thread forming tap used for?
An OSG thread forming tap creates internal threads by displacing material rather than cutting it, producing stronger threads with no chips. It is ideal for ductile materials like aluminum, steel, and stainless steel in general-purpose machining across automotive, aerospace, and industrial manufacturing.
What are the specifications of the OSG 1/4"-20 UNC thread forming tap?
This OSG tap has a 1/4"-20 UNC thread size, H4 / 2B-3B tolerance, plug chamfer, and TiCN coating on cobalt steel. The manufacturer part number is 1400127108. It is designed for through or blind holes in ductile materials, providing consistent thread quality.
Where to buy OSG thread forming taps worldwide?
3G Electric supplies OSG thread forming taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine OSG taps like the 1/4"-20 UNC model (1400127108) and deliver to any international destination. Contact us for availability and lead time.
How to select the right OSG thread forming tap for your application?
Select an OSG thread forming tap based on thread size (e.g., 1/4"-20 UNC), material ductility, and hole type. Use TiCN coating for abrasive materials. Match the tap tolerance (H4 / 2B-3B) to your thread class requirement. For best results, ensure proper lubrication and machine rigidity.
Used in
Common applications for OSGOSG 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.
