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CLEVELAND Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
CLEVELANDSpiral-Flute Taps for Steel & Stainless Steel

CLEVELAND Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer

The CLEVELAND Spiral Flute Tap (3/8"-16 UNC, Type 2B, Semi-Bottoming Chamfer, Black Oxide Cobalt, 3 Flute, MPN C89318) is a spiral-flute tap for steel and stainless steel. 3G Electric interprets demand and delivers…

SKU 3G-OTH-218952

Also listed as: C 89318 · C-89318

Brand
CLEVELAND
Item
Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Semi-Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C89318
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 (3/8"-16 UNC, Type 2B, Semi-Bottoming Chamfer, Black Oxide Cobalt, 3 Flute, MPN C89318) is a spiral-flute tap for steel and stainless steel. 3G Electric interprets demand and delivers this genuine industrial tap across 14 departments—and far more—with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the CLEVELAND Spiral Flute Tap C89318 used for?

The CLEVELAND C89318 spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, while the semi-bottoming chamfer allows threading close to the hole bottom. The black oxide cobalt construction provides heat resistance and durability for industrial tapping applications.

What are the specifications of the CLEVELAND C89318 tap?

The CLEVELAND C89318 is a 3/8"-16 UNC, 2B class of fit tap with 3 flutes and a semi-bottoming chamfer. It features a black oxide cobalt finish for enhanced wear resistance and is designed for steel and stainless steel. The manufacturer part number is C89318, and it is a spiral flute tap optimized for chip evacuation in blind holes.

Where to buy CLEVELAND C89318 taps worldwide?

CLEVELAND C89318 spiral flute 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 3G Electric for pricing and lead time on this and other CLEVELAND tapping tools.

How to select the right CLEVELAND spiral flute tap for steel?

For steel and stainless steel, choose a CLEVELAND spiral flute tap with black oxide cobalt coating for heat resistance. Match the tap size to the required thread (e.g., 3/8"-16 UNC) and class of fit (e.g., 2B). Use a semi-bottoming chamfer for blind holes. Ensure the tap has sufficient flutes (e.g., 3) for chip evacuation. Always follow manufacturer speed and lubrication recommendations.

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 spiral-flute taps for steel & stainless steel. 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
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