OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 2 Flute
The OSG Spiral Flute Tap (1/4"-20 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 2 flutes (MPN 1645014205). 3G Electric interprets…
SKU 3G-OTH-217809
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 Spiral Flute Tap (1/4"-20 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 2 flutes (MPN 1645014205). 3G Electric interprets this demand and sources the genuine OSG product, backed by specialist expertise across 14 industrial departments.
Frequently Asked Questions
What is the OSG spiral flute tap used for?
The OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and breakage, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG 1/4-20 UNC spiral flute tap?
This OSG tap has a 1/4-20 UNC thread size, H5 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. It is designed for threading blind holes in steel and stainless steel. The manufacturer part number is 1645014205.
Where to buy OSG taps in worldwide?
3G Electric supplies and delivers OSG taps worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order reaches any international destination. Contact us for availability and lead time on this OSG spiral flute tap.
How to select the right spiral flute tap for steel?
For steel, choose a spiral flute tap with a modified bottoming chamfer for blind holes. Ensure the thread size matches your application, like 1/4-20 UNC. The H5 tolerance class provides a precise fit for 2B-3B thread classes. OSG taps are a reliable choice for consistent performance.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
