CLEVELAND Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Bottoming Chamfer
The CLEVELAND Spiral Point Tap (#4-40 UNC) is a general purpose spiral-point tap with an H2 / 2B tolerance, bottoming chamfer, and 2 flutes, made from high speed steel (MPN C57049). It is designed for through-hole…
SKU 3G-OTH-214862
Also listed as: C 57049 · C-57049
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The CLEVELAND Spiral Point Tap (#4-40 UNC) is a general purpose spiral-point tap with an H2 / 2B tolerance, bottoming chamfer, and 2 flutes, made from high speed steel (MPN C57049). It is designed for through-hole threading applications.
Frequently Asked Questions
What is a CLEVELAND Spiral Point Tap used for?
A CLEVELAND Spiral Point Tap is used for threading blind or through holes in production machining. Its spiral-point design pushes chips ahead, reducing clogging in materials like steel, aluminum, and alloys. Common in automotive, aerospace, and general manufacturing for creating internal threads with high-speed steel durability.
What are the specifications of the CLEVELAND Spiral Point Tap #4-40 UNC?
The CLEVELAND Spiral Point Tap has a #4-40 UNC thread size, H2 / 2B tolerance, 2 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) for wear resistance. The manufacturer part number is C57049, and it is designed for general-purpose tapping in ferrous and non-ferrous materials.
Where to buy CLEVELAND Spiral Point Taps worldwide?
You can source CLEVELAND Spiral Point Taps worldwide through 3G Electric, a global industrial equipment distributor since 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the #4-40 UNC tap (MPN C57049).
How to select the right CLEVELAND Spiral Point Tap for your application?
Select a CLEVELAND Spiral Point Tap based on thread size (e.g., #4-40 UNC), material hardness, and hole type. For blind holes, use a bottoming chamfer; for through holes, a plug chamfer works. Match the H limit (e.g., H2) to your required thread class (2B). High-speed steel suits general machining; consult a tap selection guide for specific alloys.
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3G Electric supplies CLEVELAND general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
