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CLEVELAND Spiral Flute Tap: 1/4"-28 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND Spiral Flute Tap: 1/4"-28 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer

The CLEVELAND Spiral Flute Tap (MPN C98115) is a 1/4"-28 UNF general purpose spiral-flute tap with a 2B class of fit, 3 flutes, a semi-bottoming chamfer, and a black oxide cobalt finish. 3G Electric interprets demand…

SKU 3G-OTH-230923

Also listed as: C 98115 · C-98115

Brand
CLEVELAND
Item
Spiral Flute Tap: 1/4"-28 UNF, 2B, 3 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
C98115
Type
2B, Semi-Bottoming Chamfer, Black Oxide Cobalt
Flute
3

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

Product Description

The CLEVELAND Spiral Flute Tap (MPN C98115) is a 1/4"-28 UNF general purpose spiral-flute tap with a 2B class of fit, 3 flutes, a semi-bottoming chamfer, and a black oxide cobalt finish. 3G Electric interprets demand for this tap and sources it across 14 industrial departments, with specialist depth in combustion, pumps, and controls as a trust anchor.

Frequently Asked Questions

What is the CLEVELAND Spiral Flute Tap C98115 used for?

The CLEVELAND C98115 spiral flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging, making it ideal for automotive, aerospace, and general manufacturing applications where clean, precise threads are required.

What are the specifications of the CLEVELAND C98115 tap?

The CLEVELAND C98115 is a 1/4"-28 UNF, 2B class of fit, 3-flute, semi-bottoming chamfer tap made from black oxide cobalt. It is a general purpose spiral-flute tap optimized for threading blind holes. The black oxide coating reduces friction and improves wear resistance.

Where to buy CLEVELAND C98115 taps worldwide?

CLEVELAND C98115 taps are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for pricing and lead time on this spiral flute tap.

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

For blind holes, choose a spiral flute tap like the CLEVELAND C98115 with a semi-bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches your thread specification (e.g., 1/4"-28 UNF) and material compatibility. Cobalt steel taps suit harder materials, while black oxide aids lubrication.

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: 1/4"-20 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98114)
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CLEVELAND Spiral Flute Tap: 1/4"-20 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98114)
CLEVELAND Spiral Flute Tap: #12-28 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98113)
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CLEVELAND Spiral Flute Tap: #12-28 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98113)
CLEVELAND Spiral Flute Tap: 3/8"-24 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98119)
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CLEVELAND Spiral Flute Tap: 3/8"-24 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98119)
CLEVELAND Spiral Flute Tap: 1/2"-20 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98123)
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CLEVELAND Spiral Flute Tap: 1/2"-20 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98123)
CLEVELAND Spiral Flute Tap: 5/8"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98127)
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CLEVELAND Spiral Flute Tap: 5/8"-18 UNF, 2B, 4 Flute, Semi-Bottoming Chamfer, Black Oxide Cobalt (MPN C98127)
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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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