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CLEVELAND General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND General Purpose Spiral-Flute Tap

The CLEVELAND Spiral Flute Tap (7/16"-20 UNF) is a general purpose spiral-flute tap with a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. It features 3 flutes and is identified by…

SKU 3G-OTH-230839

Also listed as: C 98121 · C-98121

Brand
CLEVELAND
Item
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
C98121
Type
2B, Semi-Bottoming Chamfer, Black Oxide Cobalt
Flute
3

Technical Documents

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

Product Description

The CLEVELAND Spiral Flute Tap (7/16"-20 UNF) is a general purpose spiral-flute tap with a 2B thread class, semi-bottoming chamfer, and black oxide cobalt finish. It features 3 flutes and is identified by manufacturer part number C98121.

Frequently Asked Questions

What is a CLEVELAND Spiral Flute Tap used for?

A CLEVELAND Spiral Flute Tap is used for threading blind holes in materials like steel and stainless steel. Its spiral flute design pulls chips upward, preventing clogging. The 7/16"-20 UNF size creates fine threads for precision fasteners in automotive, aerospace, and general manufacturing applications.

What are the specifications of the CLEVELAND C98121 tap?

The CLEVELAND C98121 is a general purpose spiral flute tap with a 7/16"-20 UNF thread, 2B class fit, 3 flutes, and a semi-bottoming chamfer. It is made from black oxide cobalt for heat resistance and durability. The manufacturer part number is C98121.

Where to buy CLEVELAND C98121 taps worldwide?

You can source the CLEVELAND C98121 spiral flute tap worldwide through 3G Electric. As a global industrial distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision threading tool.

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

For blind holes, choose a spiral flute tap like the CLEVELAND C98121 to evacuate chips upward. Match the thread size (7/16"-20 UNF), class fit (2B), and chamfer type (semi-bottoming) to your application. Use cobalt or HSS for harder materials. 3G Electric supplies CLEVELAND taps for industrial threading needs.

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 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
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This spiral-flute tap is designed for threading blind holes, with a 5/16-24 UNF thread size and 2B class fit. The semi-bottoming chamfer allows threading close to the bottom of a hole. Made from black oxide cobalt for wear resistance, it features 3 flutes that evacuate chips upward to prevent clogging

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