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CLEVELAND Spiral Flute Tap: 7/16"-20 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
CLEVELANDSpiral-Flute Taps for Steel & Stainless Steel

CLEVELAND Spiral Flute Tap: 7/16"-20 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer

The CLEVELAND Spiral Flute Tap (7/16"-20 UNF, MPN C89321) is a 2B, semi-bottoming chamfer, black oxide cobalt tap with 3 flutes, designed for threading steel and stainless steel. 3G Electric interprets your demand…

SKU 3G-OTH-219054

Brand
CLEVELAND
Item
Spiral Flute Tap: 7/16"-20 UNF, 2B, 3 Flute, Semi-Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C89321
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 (7/16"-20 UNF, MPN C89321) is a 2B, semi-bottoming chamfer, black oxide cobalt tap with 3 flutes, designed for threading steel and stainless steel. 3G Electric interprets your demand for this specific OEM tool, sources it across our 14 industrial departments, and provides specialist support to ensure you get the right solution.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CLEVELAND Spiral Flute Tap C89321 used for?

The CLEVELAND C89321 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. It is ideal for automotive, aerospace, and general manufacturing applications.

What are the specifications of the CLEVELAND C89321 tap?

The CLEVELAND C89321 is a 7/16"-20 UNF spiral flute tap with a 2B thread class, 3 flutes, and a semi-bottoming chamfer. It features a black oxide cobalt finish for heat resistance and durability. The manufacturer part number is C89321, and it is designed for threading steel and stainless steel.

Where to buy the CLEVELAND C89321 tap worldwide?

You can source the CLEVELAND C89321 spiral flute tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for this and other CLEVELAND tooling.

How to select the correct spiral flute tap for steel?

For steel, choose a spiral flute tap with a black oxide or cobalt finish for heat resistance, like the CLEVELAND C89321. Ensure the thread size (e.g., 7/16"-20 UNF) and chamfer type (semi-bottoming for blind holes) match your application. Use a 3-flute design for balanced cutting and chip evacuation in harder 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 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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