Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/4" Mill Dia, 3" LOC, 5-1/4" OAL (MPN C39743) - General Purpose High-Speed Steel Square End Mills
CLEVELANDGeneral Purpose High-Speed Steel Square End Mills

CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/4" Mill Dia, 3" LOC, 5-1/4" OAL (MPN C39743)

The CLEVELAND Square End Mill is a general purpose high-speed steel end mill with a 3/4" mill diameter, 3" length of cut, and 5-1/4" overall length. It features 3 flutes and is identified by manufacturer part number…

SKU 3G-OTH-226025

Also listed as: C 39743 · C-39743

Brand
CLEVELAND
Item
Square End Mill: High Speed Steel, 3 Flute, 3/4" Mill Dia, 3" LOC, 5-1/4" OAL
Category
General Purpose High-Speed Steel Square End Mills
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
C39743
Mill Dia
3/4"
OAL
5-1/4"
Flute
3
LOC
3"

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CLEVELAND Square End Mill is a general purpose high-speed steel end mill with a 3/4" mill diameter, 3" length of cut, and 5-1/4" overall length. It features 3 flutes and is identified by manufacturer part number C39743.

Frequently Asked Questions

What is the CLEVELAND C39743 square end mill used for?

The CLEVELAND C39743 is a general-purpose high-speed steel square end mill designed for milling slots, profiles, and keyways in ferrous and non-ferrous metals. Its 3-flute geometry provides efficient chip evacuation and smooth finishes in machining operations.

What are the specifications of the CLEVELAND C39743 end mill?

The CLEVELAND C39743 square end mill has a 3/4" mill diameter, 3" length of cut (LOC), 5-1/4" overall length (OAL), and 3 flutes. It is made from high-speed steel (HSS) and is suitable for general-purpose milling applications.

Where to buy the CLEVELAND C39743 end mill worldwide?

3G Electric supplies the CLEVELAND C39743 square end mill worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right CLEVELAND square end mill for my application?

Select based on material, diameter, and cut length. The CLEVELAND C39743 with 3/4" diameter and 3" LOC suits general milling in steel and alloys. For harder materials, consider carbide or coated options. Always match flute count to chip evacuation 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 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/4" Mill Dia, 1-5/8" LOC, 3-7/8" OAL (MPN C39655)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/4" Mill Dia, 1-5/8" LOC, 3-7/8" OAL (MPN C39655)
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL (MPN C39745)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL (MPN C39745)
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/8" Mill Dia, 3/4" LOC, 2-1/2" OAL (MPN C39646)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 3/8" Mill Dia, 3/4" LOC, 2-1/2" OAL (MPN C39646)
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1/4" Mill Dia, 1-1/4" LOC, 3-1/16" OAL (MPN C39733)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1/4" Mill Dia, 1-1/4" LOC, 3-1/16" OAL (MPN C39733)
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1" Mill Dia, 2" LOC, 4-1/2" OAL (MPN C39660)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1" Mill Dia, 2" LOC, 4-1/2" OAL (MPN C39660)
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1/4" Mill Dia, 5/8" LOC, 2-7/16" OAL (MPN C39642)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 3 Flute, 1/4" Mill Dia, 5/8" LOC, 2-7/16" OAL (MPN C39642)

More from CLEVELAND

View all CLEVELAND parts
This high-speed steel square end mill has a 7/8" diameter, 1-1/2" length of cut, and 4-1/8" overall length. The 2-flute design provides efficient chip evacuation for general milling operations such as slotting, pocketing, and contouring in ferrous and non-ferrous metals
CLEVELAND
This high-speed steel square end mill has a 7/8" diameter, 1-1/2" length of cut, and 4-1/8" overall length. The 2-flute design provides efficient chip evacuation for general milling operations such as slotting, pocketing, and contouring in ferrous and non-ferrous metals
This general purpose high-speed steel square end mill features a 1-1/2" diameter, 1-3/8" length of cut, and 3-5/8" overall length with 6 flutes. It is used for milling flat-bottomed slots, pockets, and profiling operations in ferrous and non-ferrous metals. The 6-flute design enables finer finishes and higher feed rates in production machining
CLEVELAND
This general purpose high-speed steel square end mill features a 1-1/2" diameter, 1-3/8" length of cut, and 3-5/8" overall length with 6 flutes. It is used for milling flat-bottomed slots, pockets, and profiling operations in ferrous and non-ferrous metals. The 6-flute design enables finer finishes and higher feed rates in production machining
High-speed steel square end mill with 2-flute design for efficient chip evacuation. Mill diameter 11/16", length of cut 1-5/16", overall length 3-3/4". Suitable for milling flat-bottomed slots, pockets, and contours in ferrous and non-ferrous metals
CLEVELAND
High-speed steel square end mill with 2-flute design for efficient chip evacuation. Mill diameter 11/16", length of cut 1-5/16", overall length 3-3/4". Suitable for milling flat-bottomed slots, pockets, and contours in ferrous and non-ferrous metals
This CLEVELAND square end mill is made from high-speed steel with a TiCN coating for enhanced wear resistance. It features 2 flutes, a 1/2" cutting diameter, and a 1-1/2" length of cut. Suitable for general-purpose milling operations such as slotting, profiling, and contouring in ferrous and non-ferrous materials
CLEVELAND
This CLEVELAND square end mill is made from high-speed steel with a TiCN coating for enhanced wear resistance. It features 2 flutes, a 1/2" cutting diameter, and a 1-1/2" length of cut. Suitable for general-purpose milling operations such as slotting, profiling, and contouring in ferrous and non-ferrous materials
This CLEVELAND square end mill is made of high-speed steel with TiCN coating. It has 4 flutes, a 13/16" mill diameter, and a 1-7/8" length of cut. Suitable for general-purpose milling operations such as slotting, profiling, and contouring in ferrous and non-ferrous materials
CLEVELAND
This CLEVELAND square end mill is made of high-speed steel with TiCN coating. It has 4 flutes, a 13/16" mill diameter, and a 1-7/8" length of cut. Suitable for general-purpose milling operations such as slotting, profiling, and contouring in ferrous and non-ferrous materials
High-speed steel square end mill with titanium nitride coating for increased wear resistance. Four-flute design for efficient chip evacuation in slotting, profiling, and contouring operations. Suitable for general-purpose milling of ferrous and non-ferrous materials in maintenance, tooling, and production environments
CLEVELAND
High-speed steel square end mill with titanium nitride coating for increased wear resistance. Four-flute design for efficient chip evacuation in slotting, profiling, and contouring operations. Suitable for general-purpose milling of ferrous and non-ferrous materials in maintenance, tooling, and production environments
This high-speed steel square end mill is designed for general-purpose milling operations. With a 5/8" cutting diameter and 1-5/8" length of cut, it is suitable for slotting, profiling, and contouring in materials such as steel and aluminum. The square end geometry produces flat-bottomed cuts, making it applicable for keyways, pockets, and shoulder milling in industrial machining and repair work
CLEVELAND
This high-speed steel square end mill is designed for general-purpose milling operations. With a 5/8" cutting diameter and 1-5/8" length of cut, it is suitable for slotting, profiling, and contouring in materials such as steel and aluminum. The square end geometry produces flat-bottomed cuts, making it applicable for keyways, pockets, and shoulder milling in industrial machining and repair work
This CLEVELAND square end mill is made of high-speed steel for general-purpose milling. With a 16 mm diameter, 41.27 mm length of cut, and 95.25 mm overall length, its 4-flute design suits slotting, profiling, and contouring on ferrous and non-ferrous materials
CLEVELAND
This CLEVELAND square end mill is made of high-speed steel for general-purpose milling. With a 16 mm diameter, 41.27 mm length of cut, and 95.25 mm overall length, its 4-flute design suits slotting, profiling, and contouring on ferrous and non-ferrous materials