CLEVELAND Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Bottoming Chamfer (MPN C55566)
SKU 3G-OTH-229843
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Frequently Asked Questions
What is the CLEVELAND Spiral Flute Tap #4-40 UNC used for?
This CLEVELAND spiral flute tap is used for threading blind holes in materials such as steel, stainless steel, and aluminum. Its spiral flute design pulls chips upward and out of the hole, preventing clogging and ensuring clean threads in general-purpose machining applications.
What are the specifications of the CLEVELAND Spiral Flute Tap #4-40 UNC?
The CLEVELAND spiral flute tap has a #4-40 UNC thread size, H2 / 2B tolerance, 2 flutes, and a bottoming chamfer. The manufacturer part number is C55566. It is designed for general-purpose threading in blind holes and is suitable for use with various ferrous and non-ferrous materials.
Where to buy CLEVELAND Spiral Flute Tap #4-40 UNC worldwide?
You can source the CLEVELAND spiral flute tap #4-40 UNC worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct spiral flute tap for blind holes?
To select the correct spiral flute tap for blind holes, match the thread size (e.g., #4-40 UNC), chamfer type (bottoming for full threads to the bottom), and flute count (2 flutes for chip clearance). Ensure the tap tolerance (H2 / 2B) aligns with your required thread class. CLEVELAND taps are a reliable choice for general-purpose threading.
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3G Electric supplies CLEVELAND general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















