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CLEVELAND Spiral Flute Tap: 5/8"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND Spiral Flute Tap: 5/8"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer

The CLEVELAND Spiral Flute Tap (5/8"-18 UNF) is a general-purpose spiral-flute tap with a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. It features 4 flutes and is identified by manufacturer…

SKU 3G-OTH-230566

Also listed as: C 98127 · C-98127

Brand
CLEVELAND
Item
Spiral Flute Tap: 5/8"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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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.

Technical Specifications

CLEVELAND
Manufacturer Part Number
C98127
Type
2B, Semi-Bottoming Chamfer, Black Oxide Cobalt
Flute
4

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

Product Description

The CLEVELAND Spiral Flute Tap (5/8"-18 UNF) is a general-purpose spiral-flute tap with a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. It features 4 flutes and is identified by manufacturer part number C98127.

Frequently Asked Questions

What is a CLEVELAND spiral flute tap used for?

A CLEVELAND spiral flute tap is used for threading blind holes in materials like steel and stainless steel. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 5/8"-18 UNF tap is ideal for automotive, aerospace, and general machining applications.

What are the specifications of the CLEVELAND C98127 tap?

The CLEVELAND C98127 is a 5/8"-18 UNF spiral flute tap with a 2B thread class, 4 flutes, and a semi-bottoming chamfer. It is made from black oxide cobalt for heat resistance and durability. This general-purpose tap is designed for threading blind holes in tough materials.

Where to buy CLEVELAND taps in worldwide?

3G Electric supplies CLEVELAND taps like the C98127 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this spiral flute tap for your threading operations.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap like the CLEVELAND C98127 with a semi-bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches your thread specification (e.g., 5/8"-18 UNF) and material. Use cutting fluid and proper speed for best results.

Used in

Common applications for CLEVELAND
Aerospace manufacturing — CLEVELAND NAS-spec aircraft extension drills for drilling fastener holes in aluminum airframe panels.
Bridge construction — CLEVELAND Morse-taper shank bridge reamers for enlarging bolt holes in structural steel.
Automotive production — CLEVELAND chucking reamers for precision finishing of engine component bores.
General metalworking — CLEVELAND single-flute countersinks for deburring holes in mild steel parts.
Tool and die making — CLEVELAND interchangeable-pilot counterbores for creating recesses for socket head cap screws.
Maintenance repair — CLEVELAND cobalt aircraft extension drills for drilling hardened steel in equipment repairs.

CLEVELAND Products

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CLEVELAND Spiral Flute Tap: 9/16"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98125)
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CLEVELAND Spiral Flute Tap: 5/16"-24 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98117)
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CLEVELAND Spiral Flute Tap: 7/16"-14 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98120)
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CLEVELAND Spiral Flute Tap: 1/4"-20 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98114)

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