CLEVELAND Spiral Flute Tap: #6-40 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer
SKU 3G-OTH-218720
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Frequently Asked Questions
What is a CLEVELAND #6-40 UNF spiral flute tap used for?
This CLEVELAND spiral flute tap is designed for threading blind holes in steel and stainless steel. Its semi-bottoming chamfer and 3-flute design efficiently evacuate chips upward, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the CLEVELAND C89307 tap?
The CLEVELAND C89307 is a #6-40 UNF spiral flute tap with a 2B thread class, 3 flutes, and a semi-bottoming chamfer. It features a black oxide cobalt finish for heat resistance and extended tool life in steel and stainless steel. The manufacturer part number is C89307.
Where to buy CLEVELAND spiral flute taps worldwide?
3G Electric supplies CLEVELAND spiral flute taps like the C89307 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other threading tools.
How to select the right spiral flute tap for steel?
For steel, choose a spiral flute tap with a semi-bottoming chamfer like this CLEVELAND #6-40 UNF tap. The black oxide cobalt finish reduces friction and heat. Ensure the tap matches your thread size (UNF), class (2B), and material hardness. Always use proper cutting fluid for best results.
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Common applications for CLEVELANDCLEVELAND Products
3G Electric supplies CLEVELAND 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.












