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CLEVELAND #4-40 UNC Spiral-Flute Tap, H2 / 2B, Bottoming Chamfer, 2 Flute, HSS - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND #4-40 UNC Spiral-Flute Tap, H2 / 2B, Bottoming Chamfer, 2 Flute, HSS

The CLEVELAND Spiral Flute Tap (#4-40 UNC) is a general-purpose spiral-flute tap with H2 / 2B tolerance, a bottoming chamfer, and 2 flutes, made from high-speed steel (MPN C58516). 3G Electric sources this and…

SKU 3G-OTH-230957

Also listed as: C 58516 · C-58516

Brand
CLEVELAND
Item
#4-40 UNC Spiral-Flute Tap, H2 / 2B, Bottoming Chamfer, 2 Flute, HSS
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
C58516
Type
H2 / 2B, Bottoming Chamfer, High Speed Steel
Flute
2

Technical Documents

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

Product Description

The CLEVELAND Spiral Flute Tap (#4-40 UNC) is a general-purpose spiral-flute tap with H2 / 2B tolerance, a bottoming chamfer, and 2 flutes, made from high-speed steel (MPN C58516). 3G Electric sources this and thousands of other industrial tools across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring we interpret your needs and deliver the right solution.

Frequently Asked Questions

What is the CLEVELAND Spiral Flute Tap #4-40 UNC used for?

The CLEVELAND Spiral Flute Tap #4-40 UNC is used for threading blind holes in materials like steel and aluminum. Its spiral flute design pushes chips upward, preventing clogging and ensuring clean threads. It is ideal for general-purpose tapping in manufacturing and maintenance applications.

What are the specifications of the CLEVELAND Spiral Flute Tap #4-40 UNC?

The CLEVELAND Spiral Flute Tap has a #4-40 UNC thread size, H2 / 2B tolerance, 2 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) for durability. The manufacturer part number is C58516. It is designed for general-purpose tapping in blind holes.

Where to buy the CLEVELAND Spiral Flute Tap #4-40 UNC worldwide?

You can source the CLEVELAND Spiral Flute Tap #4-40 UNC worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this item.

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

To select the right spiral flute tap for blind holes, match the thread size (e.g., #4-40 UNC) and chamfer type (bottoming for full threads near hole bottom). Use high-speed steel for general materials. The CLEVELAND C58516 with 2 flutes and H2 tolerance is a reliable choice for clean threading.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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General purpose spiral-flute tap for threading blind holes. Features a bottoming chamfer for full thread depth, H3 / 2B tolerance, 3 flutes, and high-speed steel construction. Suitable for metal, wood, or plastic
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General purpose spiral-flute tap for threading blind holes. Features a bottoming chamfer for full thread depth, H3 / 2B tolerance, 3 flutes, and high-speed steel construction. Suitable for metal, wood, or plastic
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General purpose spiral-flute tap for threading blind holes. Bottoming chamfer design allows threading close to the bottom of the hole. High-speed steel construction with H3 / 2B tolerance and 3 flutes. Suitable for use in steel, stainless steel, and aluminum
High-speed steel spiral-flute tap with H3 / 2B tolerance, bottoming chamfer, and 3 flutes. Designed for threading blind holes in steel and aluminum, pulling chips upward to prevent clogging. Used in general manufacturing for precise internal threads
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General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made from high-speed steel with H3 / 2B tolerance and bottoming chamfer for through-hole or blind-hole threading. Suitable for ferrous and non-ferrous materials
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General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made from high-speed steel with H3 / 2B tolerance and bottoming chamfer for through-hole or blind-hole threading. Suitable for ferrous and non-ferrous materials
General purpose spiral-point tap for through-hole threading. H2 / 2B tolerance, bottoming chamfer, 2 flutes, high speed steel construction. Pushes chips forward to reduce clogging in production environments
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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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CLEVELAND Spiral Flute Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN C58614)
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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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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
CLEVELAND Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN C58515)
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Spiral-flute tap designed for threading blind holes. The spiral geometry directs chips upward, preventing clogging and ensuring clean threads. Suitable for general purpose threading in a range of materials
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Spiral-flute tap designed for threading blind holes. The spiral geometry directs chips upward, preventing clogging and ensuring clean threads. Suitable for general purpose threading in a range of materials
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General purpose spiral-flute tap for threading blind holes in metalworking. The spiral design pushes chips upward, preventing clogging. Made of TiAlN coated cobalt with 6H tolerance and semi-bottoming chamfer. Suitable for production tapping in steel, stainless steel, and alloys
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