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4 Kane Industrial Drive | Hudson, MA 01749
Phone: (978)567-8867 | Fax: (978)562-8972
contact@2Linc.com

Made in the USA

Corner Radius Endmills - High Performance (R2 & R4)

Corner Radius Endmills:  Helical High Performance Corner Radius Endmills

Solid carbide helical fluted endmills with a small added corner radius and a state of the art Full Eccentric Relief to maximize the strength and durability of the cutting edge and improve the surface finish when compared with standard endmills or single flute parallel cutters.

2 Flute Corner Radius High Performance Helical Endmill

4 Flute Corner Radius High Performance Helical Endmill

 The corner radius reduces edge chipping by strengthening the end of the tool.
  • CNC qualified.
  • Produced from an ultra fine submicron grade carbide for maximum strength and durability.
  • Suitable for materials from soft plastics to tough aerospace alloys including aluminum, stainless steel, mold and alloy steels, inconel, hastelloy, and titanium.
  • View Tool Dimensions.
  • Our Standard sizes are shown in the following table and can be ordered below.
  • Contact us for any sizes not show here or for custom tools.

High Performance Corner Radius Endmills (R2 & R4):  Standard Sizes - Order Below
Tool Shank Diameter: 1/8"
(.125")		 11/64"
(.1719")		 3/16"
(.1875")		 1/4"
(.250")		 3/8"
(.375")		 1/2"
(.50")		 9/16"
(.5625")
Tool Overall Length: 2.0" 4.5" 6.5" 2.0" 2.0" 6.5" 3.0" 3.0" 3.0"
Cutter Diameter: See below table for cutter diameters available
Flute Length:
Corner Radius:
Flutes: 2 or 4 Flutes

Corner Radius Endmill Engraving Tool Dimensions

High Performance Corner Radius Endmills (R2 & R4):  Standard Sizes
 (View Part # Example Below)
Shank
Diam.
(in.)		 Overall
Length
(in.)		 Cutter
Diam.
(in.)		 Flute
Length
(in.)		 Corner
Radius
(in.)		 2 Flutes
(Part # / Catalog No.)

Price / Order		 4 Flutes
(Part # / Catalog No.)

Price / Order
.125
(1/8)		 2.0 .0625
(1/16)		 1/4
(.25)		 .006 Part#:
R2-125x2-0-.0625-.25

$12.92 each
Qty:
Part#:
R4-125x2-0-.0625-.25

$12.92 each
Qty:
.125
(1/8)		 2.0 .0938
(3/32)		 3/8
(.38)		 .010 Part#:
R2-125x2.0-.0938-.38

$12.92 each
Qty:
Part#:
R4-125x2.0-.0938-.38

$12.92 each
Qty:
.125
(1/8)		 2.0 .125
(1/8)		 1/2
(.5)		 .015 Part#:
R2-125x2.0-.125-.5

$12.92 each
Qty:
Part#:
R4-125x2.0-.125-.5

$12.92 each
Qty:
.125
(1/8)		 4.5 .0625
(1/16)		 1/4
(.25)		 .006 Part#:
R2-125x4.5-.0625-.25

$25.97 each
Qty:
Part#:
R4-125x4.5-.0625-.25

$25.97 each
Qty:
.125
(1/8)		 4.5 .0938
(3/32)		 3/8
(.38)		 .010 Part#:
R2-125x4.5-.0938-.38

$25.97 each
Qty:
Part#:
R4-125x4.5-.0938-.38

$25.97 each
Qty:
.125
(1/8)		 4.5 .125
(1/8)		 1/2
(.5)		 .015 Part#:
R2-125x4.5-.125-.5

$25.97 each
Qty:
Part#:
R4-125x4.5-.125-.5

$25.97 each
Qty:
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Shank
Diam.
(in.)		 Overall
Length
(in.)		 Cutter
Diam.
(in.)		 Flute
Length
(in.)		 Corner
Radius
(in.)		 2 Flutes
(Part # / Catalog No.)

Price / Order		 4 Flutes
(Part # / Catalog No.)

Price / Order
.1719
(11/64)		 6.5 .0625
(1/16)		 1/4
(.25)		 .006 Part#:
R2-171x6.5-.0625-.25

$29.65 each
Qty:
Part#:
R4-171x6.5-.0625-.25

$29.65 each
Qty:
.1719
(11/64)		 6.5 .0938
(3/32)		 3/8
(.38)		 .010 Part#:
R2-171x6.5-.0938-.38

$29.65 each
Qty:
Part#:
R4-171x6.5-.0938-.38

$29.65 each
Qty:
.1719
(11/64)		 6.5 .125
(1/8)		 1/2
(.5)		 .015 Part#:
R2-171x6.5-.125-.5

$29.65 each
Qty:
Part#:
R4-171x6.5-.125-.5

$29.65 each
Qty:
.1719
(11/64)		 6.5 .1719
(11/64)		 1/2
(.5)		 .015 Part#:
R2-171x6.5-.1719-.5

$29.65 each
Qty:
Part#:
R4-171x6.5-.1719-.5

$29.65 each
Qty:
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Shank
Diam.
(in.)		 Overall
Length
(in.)		 Cutter
Diam.
(in.)		 Flute
Length
(in.)		 Corner
Radius
(in.)		 2 Flutes
(Part # / Catalog No.)

Price / Order		 4 Flutes
(Part # / Catalog No.)

Price / Order
.1875
(3/16)		 2.0 .1875
(3/16)		 1/2
(.5)		 .015 Part#:
R2-187x2.0-.1875-.5

$14.98 each
Qty:
Part#:
R4-187x2.0-.1875-.5

$14.98 each
Qty:
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Shank
Diam.
(in.)		 Overall
Length
(in.)		 Cutter
Diam.
(in.)		 Flute
Length
(in.)		 Corner
Radius
(in.)		 2 Flutes
(Part # / Catalog No.)

Price / Order		 4 Flutes
(Part # / Catalog No.)

Price / Order
.250
(1/4)		 2.0 .0625
(1/16)		 1/4
(.25)		 .006 Part#:
R2-250x2.0-.0625-.25

$18.35 each
Qty:
Part#:
R4-250x2.0-.0625-.25

$18.35 each
Qty:
.250
(1/4)		 2.0 .0938
(3/32)		 3/8
(.38)		 .010 Part#:
R2-250x2.0-.0938-.38

$18.35 each
Qty:
Part#:
R4-250x2.0-.0938-.38

$18.35 each
Qty:
.250
(1/4)		 2.0 .125
(1/8)		 1/2
(.5)		 .015 Part#:
R2-250x2.0-.125-.5

$18.35 each
Qty:
Part#:
R4-250x2.0-.125-.5

$18.35 each
Qty:
.250
(1/4)		 2.0 .250
(1/4)		 1/2
(.5)		 .015 Part#:
R2-250x2.0-.250-.5

$18.35 each
Qty:
Part#:
R4-250x2.0-.250-.5

$18.35 each
Qty:
.250
(1/4)		 6.5 .0625
(1/16)		 1/2
(.5)		 .006 Part#:
R2-250x6.5-.0625-.25

$32.40 each
Qty:
Part#:
R4-250x6.5-.0625-.25

$32.40 each
Qty:
.250
(1/4)		 6.5 .0938
(3/32)		 3/8
(.38)		 .010 Part#:
R2-250x6.5-.0938-.38

$32.40 each
Qty:
Part#:
R4-250x6.5-.0938-.38

$32.40 each
Qty:
.250
(1/4)		 6.5 .125
(1/8)		 1/2
(.5)		 .015 Part#:
R2-250x6.5-.125-.5

$32.40 each
Qty:
Part#:
R4-250x6.5-.125-.5

$32.40 each
Qty:
.250
(1/4)		 6.5 .250
(1/4)		 1/2
(.5)		 .015 Part#:
R2-250x6.5-.250-.5

$32.40 each
Qty:
Part#:
R4-250x6.5-.250-.5

$32.40 each
Qty:
Return to top.
Shank
Diam.
(in.)		 Overall
Length
(in.)		 Cutter
Diam.
(in.)		 Flute
Length
(in.)		 Corner
Radius
(in.)		 2 Flutes
(Part # / Catalog No.)

Price / Order		 4 Flutes
(Part # / Catalog No.)

Price / Order
.375
(3/8)		 3.0 .375
(3/8)		 1 .020 Part#:
R2-375x3.0-.375-1

$31.20 each
Qty:
Part#:
R4-375x3.0-.375-1

$31.20 each
Qty:
.500
(1/2)		 3.0 .500
(1/4)		 1 .020 Part#:
R2-5x3.0-.500-1

$48.76 each
Qty:
Part#:
R4-5x3.0-.500-1

$48.76 each
Qty:
.5625
(9/16)		 3.0 .5625
(9/16)		 1 .020 Part#:
R2-562x3.0-.5625-1

$64.23 each
Qty:
Part#:
R4-562x3.0-.5625-1

$64.23 each
Qty:
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This is an example of a Corner Radius Helical Endmills High Performance Part Number. Order above.
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