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CLEVELAND Spiral Point Tap: 1/4"-20 UNC, H1 / 2B, 2 Flute, Plug Chamfer - Low-Shear Spiral-Point Taps
CLEVELANDLow-Shear Spiral-Point Taps

CLEVELAND Spiral Point Tap: 1/4"-20 UNC, H1 / 2B, 2 Flute, Plug Chamfer

The CLEVELAND Spiral Point Tap (SKU C57403, MPN C57403) is a low-shear spiral-point tap for 1/4"-20 UNC threads. It features H1 / 2B tolerance, a plug chamfer, 2 flutes, and is made of high-speed steel.

SKU 3G-OTH-217689

Also listed as: C 57403 · C-57403

Brand
CLEVELAND
Item
Spiral Point Tap: 1/4"-20 UNC, H1 / 2B, 2 Flute, Plug Chamfer
Part Number
C57403
Category
Low-Shear Spiral-Point Taps
Available to Order
Also known as:C57403CLEVELAND
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C57403
Type
H1 / 2B, Plug Chamfer, High Speed Steel
Flute
2

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CLEVELAND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLEVELAND Spiral Point Tap (SKU C57403, MPN C57403) is a low-shear spiral-point tap for 1/4"-20 UNC threads. It features H1 / 2B tolerance, a plug chamfer, 2 flutes, and is made of high-speed steel.

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 metal, particularly in production environments. Its spiral-point design pushes chips ahead, reducing clogging and breakage. Common applications include automotive, aerospace, and general manufacturing where precise internal threads are required.

What are the specifications of the CLEVELAND Spiral Point Tap C57403?

The CLEVELAND Spiral Point Tap C57403 has a 1/4"-20 UNC thread size, H1 / 2B class of fit, 2 flutes, and a plug chamfer. It is made of high-speed steel (HSS) and is designed for low-shear tapping. The manufacturer part number is C57403.

Where to buy CLEVELAND Spiral Point Tap C57403 worldwide?

You can source the CLEVELAND Spiral Point Tap C57403 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this and other CLEVELAND tooling.

How to select the right CLEVELAND Spiral Point Tap for a job?

To select the right CLEVELAND Spiral Point Tap, match the thread size (e.g., 1/4"-20 UNC), class of fit (H1 / 2B), and chamfer type (plug) to your hole and material. For blind holes, spiral-point taps push chips forward. High-speed steel (HSS) is suitable for general-purpose tapping in steel and aluminum.

Used in

Common applications for CLEVELAND
Aerospace assembly — Cleveland NAS 907 Type J aircraft-extension drill bits for long-reach drilling in confined airframe structures.
General machining — Cleveland AlTiN-coated carbide square end mills for milling steel and stainless steel components.
Metal fabrication — Cleveland 82° single-flute countersinks for seating flat-head screws in inch-based assemblies.
Maintenance and repair — Cleveland black oxide high-speed steel countersinks for deburring and chamfering holes in plant equipment.
Automotive and engine work — Cleveland cobalt aircraft-extension drills for drilling hard alloys in restricted engine bay spaces.
Job shop production — Cleveland carbide single-flute countersinks for high-speed countersinking in aluminum and non-ferrous parts.
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CLEVELAND Products

3G Electric supplies CLEVELAND low-shear spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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