We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

CLEVELAND Spiral Flute Tap: M18x2.5 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND Spiral Flute Tap: M18x2.5 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer

The CLEVELAND Spiral Flute Tap (M18x2.5 Metric, MPN C89251) is a general-purpose tap with a 6H tolerance, 4 flutes, semi-bottoming chamfer, and TiAlN-coated cobalt construction. 3G Electric interprets demand and…

SKU 3G-OTH-230351

Also listed as: C 89251 · C-89251

Brand
CLEVELAND
Item
Spiral Flute Tap: M18x2.5 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLEVELAND
Manufacturer Part Number
C89251
Type
6H, Semi-Bottoming Chamfer, TiAlN Coated Cobalt
Flute
4

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CLEVELAND Spiral Flute Tap (M18x2.5 Metric, MPN C89251) is a general-purpose tap with a 6H tolerance, 4 flutes, semi-bottoming chamfer, and TiAlN-coated cobalt construction. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as a trust anchor.

Frequently Asked Questions

What is a CLEVELAND spiral flute tap used for?

A CLEVELAND spiral flute tap is used for threading blind holes in metalworking. The spiral design pushes chips upward and out of the hole, preventing clogging. It is ideal for production tapping in steel, stainless steel, and other alloys where chip evacuation is critical.

What are the specifications of the CLEVELAND M18x2.5 spiral flute tap?

This CLEVELAND tap has M18x2.5 metric thread, 6H tolerance, 4 flutes, semi-bottoming chamfer, and TiAlN coated cobalt construction. The TiAlN coating provides heat resistance and extends tool life in hard materials. Manufacturer part number is C89251.

Where to buy CLEVELAND spiral flute taps worldwide?

3G Electric supplies CLEVELAND spiral flute taps worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the M18x2.5 tap (C89251) or other CLEVELAND tooling.

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

For blind holes, choose a spiral flute tap with a semi-bottoming chamfer like this CLEVELAND M18x2.5. The 4-flute design balances strength and chip clearance. Ensure the tap's thread class (6H) matches your hole tolerance. TiAlN coating helps when tapping abrasive materials.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CLEVELAND Spiral Flute Tap: M18x1.5 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89250)
CLEVELAND
CLEVELAND Spiral Flute Tap: M18x1.5 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89250)
CLEVELAND Spiral Flute Tap: M14x2 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89247)
CLEVELAND
CLEVELAND Spiral Flute Tap: M14x2 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89247)
CLEVELAND Spiral Flute Tap: M16x2 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89249)
CLEVELAND
CLEVELAND Spiral Flute Tap: M16x2 Metric, 6H, 4 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89249)
CLEVELAND Spiral Flute Tap: M8x1.25 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89241)
CLEVELAND
CLEVELAND Spiral Flute Tap: M8x1.25 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89241)
CLEVELAND Spiral Flute Tap: M10x1.5 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89243)
CLEVELAND
CLEVELAND Spiral Flute Tap: M10x1.5 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89243)
CLEVELAND Spiral Flute Tap: M14x1.5 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89246)
CLEVELAND
CLEVELAND Spiral Flute Tap: M14x1.5 Metric, 6H, 3 Flute, Semi-Bottoming Chamfer, TiAlN Coated Cobalt (MPN C89246)

More from CLEVELAND

View all CLEVELAND parts
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry evacuates chips upward, reducing clogging and producing clean threads. It features a bottoming chamfer for threading to the bottom of a hole, and is made from high-speed steel with H3 / 2B tolerance. Suitable for general-purpose tapping in manufacturing and maintenance applications
CLEVELAND
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry evacuates chips upward, reducing clogging and producing clean threads. It features a bottoming chamfer for threading to the bottom of a hole, and is made from high-speed steel with H3 / 2B tolerance. Suitable for general-purpose tapping in manufacturing and maintenance applications
General purpose spiral-flute tap for threading #6-40 UNF holes. Features a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. The 3-flute design aids chip evacuation in through-hole and blind-hole applications
CLEVELAND
General purpose spiral-flute tap for threading #6-40 UNF holes. Features a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. The 3-flute design aids chip evacuation in through-hole and blind-hole applications
CLEVELAND spiral-flute tap for general-purpose threading. M14x2 metric size, 6H tolerance, semi-bottoming chamfer, black oxide cobalt finish, 3 flutes. Suitable for through-hole and blind-hole applications, with spiral flute design to evacuate chips upward
CLEVELAND
CLEVELAND spiral-flute tap for general-purpose threading. M14x2 metric size, 6H tolerance, semi-bottoming chamfer, black oxide cobalt finish, 3 flutes. Suitable for through-hole and blind-hole applications, with spiral flute design to evacuate chips upward
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. M24x3 metric thread, 6H tolerance, semi-bottoming chamfer, 4 flutes, TiAlN coated cobalt construction. Chip evacuation upward suits deep-hole tapping applications
CLEVELAND
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. M24x3 metric thread, 6H tolerance, semi-bottoming chamfer, 4 flutes, TiAlN coated cobalt construction. Chip evacuation upward suits deep-hole tapping applications
General-purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2B thread class, semi-bottoming chamfer, and TiAlN-coated cobalt construction with 3 flutes for effective chip evacuation
CLEVELAND
General-purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2B thread class, semi-bottoming chamfer, and TiAlN-coated cobalt construction with 3 flutes for effective chip evacuation
Spiral-flute tap for threading blind holes in steel, stainless steel, and aluminum. Features 1/4"-20 UNC thread size, H3 / 2B tolerance, 3 flutes, and bottoming chamfer. The spiral flute design evacuates chips upward to prevent clogging. Manufacturer part number C58441
CLEVELAND
Spiral-flute tap for threading blind holes in steel, stainless steel, and aluminum. Features 1/4"-20 UNC thread size, H3 / 2B tolerance, 3 flutes, and bottoming chamfer. The spiral flute design evacuates chips upward to prevent clogging. Manufacturer part number C58441
This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute geometry evacuates chips upward, reducing clogging. It features a semi-bottoming chamfer for threading close to the bottom of a blind hole. The black oxide cobalt finish provides wear resistance and heat dissipation
CLEVELAND
This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute geometry evacuates chips upward, reducing clogging. It features a semi-bottoming chamfer for threading close to the bottom of a blind hole. The black oxide cobalt finish provides wear resistance and heat dissipation
General-purpose spiral-flute tap for threading blind holes in steel and aluminum. H2 / 2B tolerance, bottoming chamfer, 2 flutes, high-speed steel construction. Spiral flute design pushes chips upward to prevent clogging
CLEVELAND
General-purpose spiral-flute tap for threading blind holes in steel and aluminum. H2 / 2B tolerance, bottoming chamfer, 2 flutes, high-speed steel construction. Spiral flute design pushes chips upward to prevent clogging