OSG Spiral Flute Tap: 3/8"-16 UNC, H2 / 2B-3B, 3 Flute
The OSG Spiral Flute Tap (3/8"-16 UNC, MPN 2931508) is a general-purpose spiral-flute tap with an H2 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. This tool is designed for threading applications…
SKU 3G-OTH-230656
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 Spiral Flute Tap (3/8"-16 UNC, MPN 2931508) is a general-purpose spiral-flute tap with an H2 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. This tool is designed for threading applications requiring precise internal threads in through or blind holes.
Frequently Asked Questions
What is an OSG spiral flute tap used for?
An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 3/8"-16 UNC tap with a modified bottoming chamfer is ideal for general-purpose threading in manufacturing and maintenance applications.
What are the specifications of the OSG 2931508 tap?
The OSG 2931508 is a 3/8"-16 UNC spiral flute tap with 3 flutes, a modified bottoming chamfer, and an H2 / 2B-3B tolerance class. It is designed for general-purpose threading in blind holes, providing efficient chip evacuation and consistent thread quality in steel and non-ferrous materials.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine OSG cutting tools like the 2931508 spiral flute tap and deliver them to your facility, ensuring compliance with local import requirements.
How to select the right OSG tap for UNC threads?
Select an OSG tap by matching the thread size (e.g., 3/8"-16 UNC), chamfer type (modified bottoming for blind holes), and tolerance class (H2 for 2B-3B fit). Consider material hardness and hole depth. For general-purpose threading, a spiral flute design like the OSG 2931508 provides reliable chip removal and thread accuracy.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
