We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

CLEVELAND Keyway End Mill: HSS, 2 Flute, 5/16" Mill Dia, 9/16" LOC, 2-1/2" OAL (MPN C41678) - High-Speed Steel Keyway End Mills
CLEVELANDHigh-Speed Steel Keyway End Mills

CLEVELAND Keyway End Mill: HSS, 2 Flute, 5/16" Mill Dia, 9/16" LOC, 2-1/2" OAL (MPN C41678)

SKU 3G-OTH-309279

Brand
CLEVELAND
Item
Keyway End Mill: HSS, 2 Flute, 5/16" Mill Dia, 9/16" LOC, 2-1/2" OAL
Category
High-Speed Steel Keyway End Mills
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

CLEVELAND
Manufacturer Part Number
C41678
View Full Spec Sheet

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

Frequently Asked Questions

What is a CLEVELAND keyway end mill used for?

A CLEVELAND keyway end mill is used for cutting keyways and slots in metal workpieces. It is commonly applied in machining operations for shafts, gears, and pulleys where precise, narrow slots are required for key insertion.

What are the specifications of the CLEVELAND C41678 keyway end mill?

The CLEVELAND C41678 keyway end mill is a high-speed steel, 2-flute tool with a 5/16" mill diameter, 9/16" length of cut, and 2-1/2" overall length. It is designed for keyway cutting in industrial machining applications.

Where to buy CLEVELAND keyway end mills worldwide?

CLEVELAND keyway 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, ensuring reliable sourcing for your machining needs.

How to select the right CLEVELAND keyway end mill for a job?

To select the right CLEVELAND keyway end mill, match the mill diameter to the keyway width and the length of cut to the slot depth. For the C41678, use a 5/16" diameter for corresponding key sizes. Always verify shank compatibility with your machine tool.

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 high-speed steel keyway 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

Similar products

Matched by specification & description
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/8" Mill Dia, 3/8" LOC, 2-5/16" OAL (MPN C41671)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/8" Mill Dia, 3/8" LOC, 2-5/16" OAL (MPN C41671)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4-1/8" OAL (MPN C41695)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4-1/8" OAL (MPN C41695)
CLEVELAND Square End Mill: High Speed Steel, 2 Flute, 5/8" Mill Dia, 1-1/8" LOC, 3-3/8" OAL (MPN C41622)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 2 Flute, 5/8" Mill Dia, 1-1/8" LOC, 3-3/8" OAL (MPN C41622)
CLEVELAND Square End Mill: High Speed Steel, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-5/8" OAL (MPN C41628)
CLEVELAND
CLEVELAND Square End Mill: High Speed Steel, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-5/8" OAL (MPN C41628)

More from CLEVELAND

View all CLEVELAND parts
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4-1/8" OAL (MPN C38950)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4-1/8" OAL (MPN C38950)
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 1/4" Mill Dia, 1/2" LOC, 2-7/16" OAL (MPN C38935)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 1/4" Mill Dia, 1/2" LOC, 2-7/16" OAL (MPN C38935)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 3/8" Mill Dia, 9/16" LOC, 2-1/2" OAL (MPN C41681)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 3/8" Mill Dia, 9/16" LOC, 2-1/2" OAL (MPN C41681)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/2" Mill Dia, 1" LOC, 3-1/4" OAL (MPN C41685)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/2" Mill Dia, 1" LOC, 3-1/4" OAL (MPN C41685)
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-7/8" OAL (MPN C38948)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, TiN Coated, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-7/8" OAL (MPN C38948)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-7/8" OAL (MPN C41691)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 3/4" Mill Dia, 1-5/16" LOC, 3-7/8" OAL (MPN C41691)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/4" Mill Dia, 1/2" LOC, 2-7/16" OAL (MPN C41676)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 1/4" Mill Dia, 1/2" LOC, 2-7/16" OAL (MPN C41676)
CLEVELAND Keyway End Mill: HSS, 2 Flute, 5/8" Mill Dia, 1-5/16" LOC, 3-3/4" OAL (MPN C41688)
CLEVELAND
CLEVELAND Keyway End Mill: HSS, 2 Flute, 5/8" Mill Dia, 1-5/16" LOC, 3-3/4" OAL (MPN C41688)