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CLEVELAND Corner Radius End Mill: Carbide, T-Max Coated, 4 Flute, 3/8" Mill Dia, 7/8" LOC - Fast-Cutting Carbide Corner-Radius End Mills for Stainless Steel & Super Alloys
CLEVELANDFast-Cutting Carbide Corner-Radius End Mills for Stainless Steel & Super Alloys

CLEVELAND Corner Radius End Mill: Carbide, T-Max Coated, 4 Flute, 3/8" Mill Dia, 7/8" LOC

The CLEVELAND Fast-Cutting Carbide Corner-Radius End Mill for Stainless Steel & Super Alloys (MPN C70830) is a T-Max Coated, 4-flute tool with a 3/8" mill diameter, 7/8" LOC, and 0.02" corner radius. 3G Electric…

SKU 3G-OTH-320730

Also listed as: C 70830 · C-70830

Brand
CLEVELAND
Item
Corner Radius End Mill: Carbide, T-Max Coated, 4 Flute, 3/8" Mill Dia, 7/8" LOC
Category
Fast-Cutting Carbide Corner-Radius End Mills for Stainless Steel & Super Alloys
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Local availability & support

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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLEVELAND
Manufacturer Part Number
C70830
Type
T-Max Coated
Mill Dia
3/8"
Flute
4
LOC
7/8"
Rad
0.02"

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

Product Description

The CLEVELAND Fast-Cutting Carbide Corner-Radius End Mill for Stainless Steel & Super Alloys (MPN C70830) is a T-Max Coated, 4-flute tool with a 3/8" mill diameter, 7/8" LOC, and 0.02" corner radius. 3G Electric interprets your machining requirements and sources this genuine CLEVELAND end mill, backed by our specialist expertise across 14 industrial departments.

Frequently Asked Questions

What is the CLEVELAND C70830 corner radius end mill used for?

The CLEVELAND C70830 is a fast-cutting carbide corner-radius end mill designed for machining stainless steel and super alloys. Its T-Max coating and 0.02" radius reduce edge chipping, making it ideal for high-feed roughing and finishing in aerospace, medical, and tooling applications.

What are the specifications of the CLEVELAND C70830 end mill?

The CLEVELAND C70830 is a 4-flute, T-Max coated carbide end mill with a 3/8" mill diameter, 7/8" length of cut, and 0.02" corner radius. It is engineered for fast cutting in stainless steel and super alloys, with MPN C70830.

Where to buy the CLEVELAND C70830 end mill worldwide?

3G Electric supplies the CLEVELAND C70830 corner radius end mill worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to select the correct corner radius end mill for stainless steel?

For stainless steel, choose a carbide end mill with a T-Max coating like the CLEVELAND C70830. The 0.02" radius strengthens the cutting edge, reducing chipping. Match the mill diameter and length of cut to your operation depth. Always verify shank compatibility with your toolholder.

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 fast-cutting carbide corner-radius end mills for stainless steel & super alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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