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CLEVELAND #12-28 UNF General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND #12-28 UNF General Purpose Spiral-Flute Tap

The CLEVELAND Spiral Flute Tap (#12-28 UNF) is a general-purpose tap with a 2B thread class, semi-bottoming chamfer, and TiAlN-coated cobalt construction. It features 3 flutes (MPN C89213) and is designed for…

SKU 3G-OTH-230045

Also listed as: C 89213 · C-89213

Brand
CLEVELAND
Item
#12-28 UNF General Purpose Spiral-Flute Tap
Category
General Purpose Spiral-Flute Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CLEVELAND
Manufacturer Part Number
C89213
Type
2B, Semi-Bottoming Chamfer, TiAlN Coated Cobalt
Flute
3

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

Product Description

The CLEVELAND Spiral Flute Tap (#12-28 UNF) is a general-purpose tap with a 2B thread class, semi-bottoming chamfer, and TiAlN-coated cobalt construction. It features 3 flutes (MPN C89213) and is designed for threading applications requiring chip evacuation in through-hole or blind-hole operations.

Frequently Asked Questions

What is the CLEVELAND Spiral Flute Tap #12-28 UNF used for?

The CLEVELAND Spiral Flute Tap #12-28 UNF is used for threading holes in metal, particularly for chip evacuation in blind-hole applications. Its TiAlN-coated cobalt construction suits general-purpose tapping in steel, stainless steel, and non-ferrous materials, common in automotive and industrial manufacturing.

What are the specifications of the CLEVELAND Spiral Flute Tap #12-28 UNF?

The CLEVELAND Spiral Flute Tap has a #12-28 UNF thread size, 2B class of fit, 3 flutes, and a semi-bottoming chamfer. It features a TiAlN coating on cobalt steel. The manufacturer part number is C89213, and it is designed for general-purpose spiral-flute tapping.

Where to buy the CLEVELAND Spiral Flute Tap #12-28 UNF worldwide?

You can source the CLEVELAND Spiral Flute Tap #12-28 UNF worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this CLEVELAND tap.

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

For blind holes, choose a spiral flute tap like the CLEVELAND #12-28 UNF with a semi-bottoming chamfer to thread close to the hole bottom. Ensure the tap has a TiAlN coating for heat resistance and chip evacuation. Match thread size, pitch, and material compatibility to your workpiece.

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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This spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging, while the TiAlN coating enhances wear resistance and heat tolerance for longer tool life in production environments. It features a 1/4"-28 UNF thread size, 2B class of fit, 3 flutes, and a semi-bottoming chamfer
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This spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging, while the TiAlN coating enhances wear resistance and heat tolerance for longer tool life in production environments. It features a 1/4"-28 UNF thread size, 2B class of fit, 3 flutes, and a semi-bottoming chamfer
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Spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 1/2"-13 UNC thread size, 2B class of fit, 3-flute design, semi-bottoming chamfer, and TiAlN-coated cobalt construction. The spiral flute design facilitates chip evacuation upward, suitable for deep-hole tapping applications where chip clearance is critical
This CLEVELAND spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, preventing clogging. It features a #10-32 UNF thread size, 2B class of fit, semi-bottoming chamfer, and TiAlN coating on cobalt steel
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This CLEVELAND spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, preventing clogging. It features a #10-32 UNF thread size, 2B class of fit, semi-bottoming chamfer, and TiAlN coating on cobalt steel
Spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 1/2"-20 UNF thread, 2B class of fit, semi-bottoming chamfer, and TiAlN-coated cobalt construction for wear resistance. 3-flute design aids chip evacuation
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Spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 1/2"-20 UNF thread, 2B class of fit, semi-bottoming chamfer, and TiAlN-coated cobalt construction for wear resistance. 3-flute design aids chip evacuation

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This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute geometry lifts chips upward, reducing clogging in blind-hole applications. It features a semi-bottoming chamfer for threading close to the bottom of a hole. The black oxide cobalt construction provides heat resistance and wear resistance for general-purpose threading
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This spiral-flute tap is designed for threading blind holes in metal, as the spiral flutes push chips out of the hole to prevent clogging. It features a semi-bottoming chamfer for threading close to the bottom of the hole, and a TiAlN coating on cobalt steel for heat resistance and wear protection. Suitable for general machining applications in steel, stainless steel, and other alloys
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