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

High-Performance Square 3-Flute End Mills

Explore Star Tool Inc's square 3-flute end mills, perfect for efficient material removal and precision cutting. Available in various sizes and coatings for top performance. Free shipping on orders over $200.

Star Tool Inc End Mill 1/4" x 3 Fl Performer Carbide End Mill, 3" OAL x 3/4" LOC w/ Square Corner EM-1433750SQ
$13.65 - $13.65
$13.65
$13.65 - $13.65
$13.65

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

Star Tool Inc
9 in stock

Diameter - 1/4" Flutes - 3 Overall Length - 3" Length of Cut - 0.750" Radius - Square Corner Coating - Uncoated

$13.65 - $13.65
$13.65
$13.65 - $13.65
$13.65
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 1-1/8" LOC w/ Square Corner EM-38331125SQ
$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85

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

Star Tool Inc
21 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3" Length of Cut - 1-1/8" Radius - Square Corner Coating - Uncoated

$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85
Star Tool Inc End Mill 1/2" x 3 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-12331250SQ
$38.20 - $38.20
$38.20
$38.20 - $38.20
$38.20

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

Star Tool Inc
9 in stock

Diameter - 1/2" Flutes - 3 Overall Length - 3" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$38.20 - $38.20
$38.20
$38.20 - $38.20
$38.20
Star Tool Inc End Mill 5/16" x 3 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-516331250SQ
$18.95 - $18.95
$18.95
$18.95 - $18.95
$18.95

5/16" x 3 Fl x 3" OAL x 1-1/4" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
34 in stock

Diameter - 5/16" Flutes - 3 Overall Length - 3" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$18.95 - $18.95
$18.95
$18.95 - $18.95
$18.95
Star Tool Inc End Mill 3/4" x 3 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-34341625SQ
$96.65 - $96.65
$96.65
$96.65 - $96.65
$96.65

3/4" x 3 Fl x 4" OAL x 1-5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
12 in stock

Diameter - 3/4" Flutes - 3 Overall Length - 4" Length of Cut - 1.625" Radius - Square Corner Coating - Uncoated

$96.65 - $96.65
$96.65
$96.65 - $96.65
$96.65
Star Tool Inc End Mill 5/8" x 3 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-58341625SQ
$74.85 - $74.85
$74.85
$74.85 - $74.85
$74.85

5/8" x 3 Fl x 4" OAL x 1-5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
16 in stock

Diameter - 5/8" Flutes - 3 Overall Length - 4" Length of Cut - 1.625" Radius - Square Corner Coating - Uncoated

$74.85 - $74.85
$74.85
$74.85 - $74.85
$74.85
Star Tool Inc End Mill 1/4" x 3 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-14331250SQ
Sold out
$14.65 - $14.65
$14.65
$14.65 - $14.65
$14.65

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

Star Tool Inc
Out of stock

Diameter - 1/4" Flutes - 3 Overall Length - 3.00" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$14.65 - $14.65
$14.65
$14.65 - $14.65
$14.65
Sold out
Star Tool Inc End Mill 1/2" x 3 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-12341625SQ
$48.70 - $48.70
$48.70
$48.70 - $48.70
$48.70

1/2" x 3 Fl x 4" OAL x 1-5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
21 in stock

Diameter - 1/2" Flutes - 3 Overall Length - 4" Length of Cut - 1.625" Radius - Square Corner Coating - Uncoated

$48.70 - $48.70
$48.70
$48.70 - $48.70
$48.70
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ Square Corner EM-383351500SQ
$28.80 - $28.80
$28.80
$28.80 - $28.80
$28.80

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

Star Tool Inc
5 in stock

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

$28.80 - $28.80
$28.80
$28.80 - $28.80
$28.80
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner EM-3833625SQ
$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
3 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - .0625" Radius - Square Corner Coating - Uncoated

$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-38331250SQ
$24.35 - $24.35
$24.35
$24.35 - $24.35
$24.35

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

Star Tool Inc
3 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$24.35 - $24.35
$24.35
$24.35 - $24.35
$24.35
Star Tool Inc End Mill 3/4" x 3 Fl Performer Carbide End Mill, 4" OAL x 1-1/4" LOC w/ Square Corner EM-34341250SQ
$96.65 - $96.65
$96.65
$96.65 - $96.65
$96.65

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

Star Tool Inc
8 in stock

Diameter - 3/4" Flutes - 3 Overall Length - 4.00" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$96.65 - $96.65
$96.65
$96.65 - $96.65
$96.65
Star Tool Inc End Mill 1/4" x 3 Fl Performer Carbide End Mill, 2" OAL x 5/8" LOC w/ Square Corner EM-1432625SQ
$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00

1/4" x 3 Fl x 2" OAL x 5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 1/4" Flutes - 3 Overall Length - 2.00" Length of Cut - 0.625" Radius - Square Corner Coating - Uncoated

$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00
Star Tool Inc End Mill 1/2" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner EM-1233625SQ
$35.15 - $35.15
$35.15
$35.15 - $35.15
$35.15

1/2" x 3 Fl x 3" OAL x 5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
7 in stock

Diameter - 1/2" Flutes - 3 Overall Length - 3" Length of Cut - 0.625" Radius - Square Corner Coating - Uncoated

$35.15 - $35.15
$35.15
$35.15 - $35.15
$35.15
Star Tool Inc End Mill 1/2" x 3 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ Square Corner EM-123351500SQ
Sold out
$43.60 - $43.60
$43.60
$43.60 - $43.60
$43.60

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

Star Tool Inc
Out of stock

Diameter - 1/2" Flutes - 3 Overall Length - 3.5" Length of Cut - 1.500" Radius - Square Corner Coating - Uncoated

$43.60 - $43.60
$43.60
$43.60 - $43.60
$43.60
Sold out
Star Tool Inc End Mill 3/4" x 3 Fl Performer Carbide End Mill, 5" OAL x 2-1/4" LOC w/ Square Corner EM-34352250SQ
$127.20 - $127.20
$127.20
$127.20 - $127.20
$127.20

3/4" x 3 Fl x 5" OAL x 2-1/4" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
6 in stock

Diameter - 3/4" Flutes - 3 Overall Length - 5" Length of Cut - 2.250" Radius - Square Corner Coating - Uncoated

$127.20 - $127.20
$127.20
$127.20 - $127.20
$127.20

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YOUR CUTTING EDGE SINCE 1966

YOUR CUTTING EDGE SINCE 1966

Proudly Manufactured in Wichita, KS