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FREE SHIPPING ON ORDERS OVER $200
FREE SHIPPING ON ORDERS OVER $200

High-Performance 3/8" End Mills for Precision Machining

Shop high-quality 3/8" end mills at Star Tool Inc, designed for precision and durability. Available in multiple flute counts and coatings for versatile machining. Free shipping on orders over $200.

Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .120 R EM-38431125120
$33.61 - $33.61
$33.61
$33.61 - $33.61
$33.61

3/8" x 4 Fl x 3" OAL x 1-1/8" LOC w/ .120 R | Carbide End Mill

Star Tool Inc
Only 1 left!

Diameter - 3/8" Flutes - 4 Overall Length - 3" Length of Cut - 1.125" Radius - .120 Coating - Uncoated

$33.61 - $33.61
$33.61
$33.61 - $33.61
$33.61
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .010 R EM-383351500010 Sold out
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 3 Fl x 3.5" OAL x 1-1/2" LOC w/ .010 R | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.5" Length of Cut - 1.500" Radius - .010 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Sold out
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ Square Corner EM-384351500SQ
$37.44 - $37.44
$37.44
$37.44 - $37.44
$37.44

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
8 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - Square Corner Coating - Uncoated

$37.44 - $37.44
$37.44
$37.44 - $37.44
$37.44
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .010 R EM-384351500010 Sold out
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ .010 R | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - .010 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Sold out
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .030 R EM-384351500030
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ .030 R | Carbide End Mill

Star Tool Inc
10 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - .030 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .060 R EM-384351500060
Sold out
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ .060 R | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - .060 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Sold out
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .090 R EM-384351500090
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ .090 R | Carbide End Mill

Star Tool Inc
7 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - .090 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ .120 R EM-384351500120
Sold out
$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ .120 R | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - .120 Coating - Uncoated

$40.11 - $40.11
$40.11
$40.11 - $40.11
$40.11
Sold out
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ B/N EM-384351500BN
$42.71 - $42.71
$42.71
$42.71 - $42.71
$42.71

3/8" x 4 Fl x 3.5" OAL x 1-1/2" LOC w/ B/N | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - Ball Nose Coating - Uncoated

$42.71 - $42.71
$42.71
$42.71 - $42.71
$42.71
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ Corner Chamfer & Futura Nano Coating EM-38531125CHMF-TiAlN
$48.69 - $48.69
$48.69
$48.69 - $48.69
$48.69

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ Corner Chamfer & Futura Nano Coating | Carbide End Mill

Star Tool Inc
4 in stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - Corner Chamfer Coating - TiAlN

$48.69 - $48.69
$48.69
$48.69 - $48.69
$48.69
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .030 R & Futura Nano Coating EM-38531125030-TiAlN
Sold out
$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ .030 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - .030 Coating - TiAlN

$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26
Sold out
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .060 R & Futura Nano Coating EM-38531125060-TiAlN
Sold out
$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ .060 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - .060 Coating - TiAlN

$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26
Sold out
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .090 R & Futura Nano Coating EM-38531125090-TiAlN
$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ .090 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
6 in stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - .090 Coating - TiAlN

$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .120 R & Futura Nano Coating EM-38531125120-TiAlN
Sold out
$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ .120 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - .120 Coating - TiAlN

$52.26 - $52.26
$52.26
$52.26 - $52.26
$52.26
Sold out
Star Tool Inc End Mill 3/8" x 5 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ B/N & Futura Nano Coating EM-38531125BN-TiAlN
$54.60 - $54.60
$54.60
$54.60 - $54.60
$54.60

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ B/N & Futura Nano Coating | Carbide End Mill

Star Tool Inc
11 in stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - Ball Nose Coating - TiAlN

$54.60 - $54.60
$54.60
$54.60 - $54.60
$54.60
Star Tool Inc End Mill 3/8" x 5 Fl Performer Pro Carbide End Mill, 3" OAL x 1-1/8" LOC w/ .090 R & Alcrona Pro Coating EM-38531125090-AlCrN
$64.16 - $64.16
$64.16
$64.16 - $64.16
$64.16

3/8" x 5 Fl x 3" OAL x 1-1/8" LOC w/ .090 R & Alcrona EVO Coating | Carbide End Mill

Star Tool Inc
7 in stock

Diameter - 3/8" Flutes - 5 Overall Length - 3" Length of Cut - 1.125" Radius - .090 Coating - AlCrN

$64.16 - $64.16
$64.16
$64.16 - $64.16
$64.16

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YOUR CUTTING EDGE SINCE 1966

YOUR CUTTING EDGE SINCE 1966

Proudly Manufactured in Wichita, KS