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CLEVELAND Left-Helix High-Speed Steel Square End Mill - Left-Helix High-Speed Steel Square End Mills
CLEVELANDLeft-Helix High-Speed Steel Square End Mills

CLEVELAND Left-Helix High-Speed Steel Square End Mill

The CLEVELAND Square End Mill is a left-helix high-speed steel end mill with a 3/4" mill diameter, 1-5/8" length of cut, 3-7/8" overall length, and 4 flutes (MPN C42312). 3G Electric sources this genuine CLEVELAND…

SKU 3G-OTH-269937

Also listed as: C 42312 · C-42312

Brand
CLEVELAND
Item
Left-Helix High-Speed Steel Square End Mill
Part Number
C42312
Category
Left-Helix High-Speed Steel Square End Mills
Available to Order
Also known as:C42312CLEVELAND
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C42312
Mill Dia
3/4"
OAL
3-7/8"
Flute
4
LOC
1-5/8"

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

Product Description

The CLEVELAND Square End Mill is a left-helix high-speed steel end mill with a 3/4" mill diameter, 1-5/8" length of cut, 3-7/8" overall length, and 4 flutes (MPN C42312). 3G Electric sources this genuine CLEVELAND tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate fulfillment.

Frequently Asked Questions

What is a Cleveland C42312 square end mill used for?

The Cleveland C42312 square end mill is used for general-purpose milling of ferrous and non-ferrous materials. Its left-helix design is ideal for climb milling and applications requiring reduced cutting forces. Common in maintenance, repair, and production machining.

What are the specifications of the Cleveland C42312 end mill?

The Cleveland C42312 is a high-speed steel square end mill with a 3/4" mill diameter, 4 flutes, 1-5/8" length of cut, and 3-7/8" overall length. It features a left-helix geometry for specific milling operations. The MPN is C42312.

Where to buy Cleveland C42312 end mills worldwide?

Cleveland C42312 end mills are available to order 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.

How to select the correct Cleveland square end mill for my job?

Select based on material, cut type, and machine rigidity. For general milling of steel or aluminum, the Cleveland C42312 with 4 flutes and left-helix provides good chip evacuation. Match the 3/4" diameter to your collet size and ensure the 1-5/8" LOC covers your depth.

Used in

Common applications for CLEVELAND
Aerospace assembly — Cleveland NAS 907 Type J aircraft-extension drill bits for long-reach drilling in confined airframe structures.
General machining — Cleveland AlTiN-coated carbide square end mills for milling steel and stainless steel components.
Metal fabrication — Cleveland 82° single-flute countersinks for seating flat-head screws in inch-based assemblies.
Maintenance and repair — Cleveland black oxide high-speed steel countersinks for deburring and chamfering holes in plant equipment.
Automotive and engine work — Cleveland cobalt aircraft-extension drills for drilling hard alloys in restricted engine bay spaces.
Job shop production — Cleveland carbide single-flute countersinks for high-speed countersinking in aluminum and non-ferrous parts.
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CLEVELAND Products

3G Electric supplies CLEVELAND left-helix high-speed steel square end mills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Left-helix high-speed steel square end mill with TiCN coating for improved wear resistance. Four flutes and a 3/8" cutting diameter with 3/4" length of cut. Suitable for slotting, profiling, and contouring operations in ferrous and non-ferrous metals
CLEVELAND
Left-helix high-speed steel square end mill with TiCN coating for improved wear resistance. Four flutes and a 3/8" cutting diameter with 3/4" length of cut. Suitable for slotting, profiling, and contouring operations in ferrous and non-ferrous metals

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