OSG Spiral Flute Tap: 5/16"-18 UNC, H11, 3 Flute, Modified Bottoming Chamfer (MPN 2941100)
SKU 3G-OTH-211248
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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 5/16"-18 UNC tap with a modified bottoming chamfer is ideal for through-hole or near-bottom threading applications.
What are the specifications of the OSG 2941100 tap?
The OSG 2941100 is a spiral flute tap with size 5/16"-18 UNC, H11 tolerance, 3 flutes, and a modified bottoming chamfer. It is an oversized tap designed for threading blind holes. The manufacturer part number is 2941100, and it is suitable for general industrial machining.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps like the 2941100 to worldwide customers. We handle full logistics and customs clearance, delivering to your facility. As a global industrial solutions provider, we source genuine OSG cutting tools and support your procurement needs across multiple departments.
How to select the right OSG tap for threading?
Select an OSG tap based on thread size, material, and hole type. For blind holes, use a spiral flute tap like the 5/16"-18 UNC to evacuate chips. Match the chamfer type—modified bottoming for near-bottom threads. Consult OSG's technical data for speed and feed recommendations.
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3G Electric supplies OSG oversized spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















