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Micro 100 GEC-250-4-030 Corner Radius End Mill, 1/4' Cutter Dia, 3/4' LOC, .030' Corner Rad, 4 Fl, 1/4' Shank Dia, 2-1/2' OAL, Uncoated

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Free shipping on orders over $29.99

$44.02

$ 22 .99 $22.99

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About this item

Designed for general purpose machining
30 deg helix
Center cutting
Corner radius profile
AlTiN coating option for added lubricity and increased wear resistance in difficult-to-machine materials

Product Description

Micro 100 Corner Radius End Mills

With a corner radius profile, end mills are stronger and more equipped to widthstand the rigors of aggressive machining operations. Browse from 2, 3, and 4 flute styles, each ground from solid carbide and ready to ship same day.

Micro 100 End Mills - Corner Radius - 2, 3, 4 Flute

Corner Radius 2, 3 & 4 Flute End Mills

Designed for general purpose machining, this solid carbide, 30° helix corner radius end mill is offered in 2, 3, and 4-flute styles in sizes ranging from .031" to 1 inch and is CNC ground in the USA.

Micro 100 End Mills - Corner Radius - 2 Flute - Reduced Neck

Corner Radius Reduced Neck 2 Flute End Mills

Designed for general purpose machining, this long reach, corner radius end mill features 2 flutes and reduced neck geometry, making it an ideal choice for avoiding heeling in deep pocket milling applications.

Micro 100 Coating Options

Micro 100 coatings are designed to relieve machinists of common machining woes and mishaps. From aiding in chip evacuation while machining gummy materials to adding tool strength and durability to last through aggressive machining operations in difficult-to-machine materials. Our coating offering is designed to help you accomplish success in turning and milling applications. Our coated tools are all fully stocked and ready to ship the same day.



Material	General Purpose, ferrous and non-ferrous materials	Abrasive non-ferrous alloys such as Brass, Bronze, Copper, and Abrasive Aluminum Alloys	Alloy steels, stainless steels, tool steels, titanium, Inconel, nickel, and other aerospace materials	Aluminum Alloy Steels, Carbon Steels, Stainless Steels, Hardened Steels, Nickel Alloys, Cast Irons, Titanium, and other High Temperature Alloys
Color	Gold	Light Gold/Champagne	Dark Gray/Black	Black/Gray
Structure	Mono-layer	Mono-layer	Multi-layer	Nano-composite
Hardness	2170 (21 GPa)	2460 (24 GPa)	3569 (35 GPa)	4079 (40 GPa)
Coefficient of Friction	0.50	0.50	0.60	0.45
Coating Thickness (microns)	2 - 5	2 - 5	2 - 5	1 - 7
Max Working Temp	1,000º F	1,100º F	1,400º F	2,012º F

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