Skip to content
FREE SHIPPING ON ORDERS OVER $200
FREE SHIPPING ON ORDERS OVER $200

Square Corner End Mills

Star Tool Inc End Mill 1/2" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner & Futura Nano Coating EM-12431250SQ-TiAlN
$48.40 - $48.40
$48.40
$48.40 - $48.40
$48.40

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

Star Tool Inc
14 in stock

Diameter - 1/2" Flutes - 4 Overall Length - 3" Length of Cut - 1.250" Radius - Square Corner Coating - TiAlN

$48.40 - $48.40
$48.40
$48.40 - $48.40
$48.40
Star Tool Inc End Mill 1/4" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 3/4" LOC w/ Square Corner & Futura Nano Coating EM-1443750SQ-TiAlN
$24.75 - $24.75
$24.75
$24.75 - $24.75
$24.75

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

Star Tool Inc
21 in stock

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

$24.75 - $24.75
$24.75
$24.75 - $24.75
$24.75
Star Tool Inc End Mill 1/2" x 4 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-12441625SQ
$43.55 - $43.55
$43.55
$43.55 - $43.55
$43.55

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

Star Tool Inc
4 in stock

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

$43.55 - $43.55
$43.55
$43.55 - $43.55
$43.55
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/8" LOC w/ Square Corner & Futura Nano Coating EM-38431125SQ-TiAlN
$35.15 - $35.15
$35.15
$35.15 - $35.15
$35.15

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

Star Tool Inc
22 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3" Length of Cut - 1.125" Radius - Square Corner Coating - TiAlN

$35.15 - $35.15
$35.15
$35.15 - $35.15
$35.15
Star Tool Inc End Mill 3/4" x 4 Fl Performer Plus Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner & Futura Nano Coating EM-34441625SQ-TiAlN
$108.20 - $108.20
$108.20
$108.20 - $108.20
$108.20

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

Star Tool Inc
Only 3 left!

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

$108.20 - $108.20
$108.20
$108.20 - $108.20
$108.20
Star Tool Inc End Mill 1/2" x 4 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-12431250SQ
$34.35 - $34.35
$34.35
$34.35 - $34.35
$34.35

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

Star Tool Inc
14 in stock

Diameter - 1/2" Flutes - 4 Overall Length - 3" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$34.35 - $34.35
$34.35
$34.35 - $34.35
$34.35
Star Tool Inc End Mill 1/4" x 4 Fl Performer Carbide End Mill, 3" OAL x 3/4" LOC w/ Square Corner EM-1443750SQ
$14.70 - $14.70
$14.70
$14.70 - $14.70
$14.70

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

Star Tool Inc
17 in stock

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

$14.70 - $14.70
$14.70
$14.70 - $14.70
$14.70
Star Tool Inc End Mill 5/16" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner & Futura Nano Coating EM-516431250SQ-TiAlN
$32.15 - $32.15
$32.15
$32.15 - $32.15
$32.15

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

Star Tool Inc
17 in stock

Diameter - 5/16" Flutes - 4 Overall Length - 3" Length of Cut - 1.250" Corner Radius - Square Corner Coating - TiAlN

$32.15 - $32.15
$32.15
$32.15 - $32.15
$32.15
Star Tool Inc End Mill 5/8" x 4 Fl Performer Plus Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner & Futura Nano Coating EM-58441625SQ-TiAlN
$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00

5/8" x 4 Fl x 4" OAL x 1-5/8" LOC w/ Square Corner & Futura Nano Coating | Carbide End Mill

Star Tool Inc
12 in stock

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

$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating EM-3843625SQ-TiAlN
$33.45 - $33.45
$33.45
$33.45 - $33.45
$33.45

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - Square Corner Coating - Futura Nano

$33.45 - $33.45
$33.45
$33.45 - $33.45
$33.45
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner & Futura Nano Coating EM-38431250SQ-TiAlN
$35.85 - $35.85
$35.85
$35.85 - $35.85
$35.85

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

Star Tool Inc
5 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 1.250" Radius - Square Corner Coating - Futura Nano

$35.85 - $35.85
$35.85
$35.85 - $35.85
$35.85
Star Tool Inc End Mill 3/4" x 4 Fl Performer Plus Carbide End Mill, 4" OAL x 1-1/4" LOC w/ Square Corner & Futura Nano Coating EM-34441250SQ-TiAlN
$107.25 - $107.25
$107.25
$107.25 - $107.25
$107.25

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

Star Tool Inc
5 in stock

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

$107.25 - $107.25
$107.25
$107.25 - $107.25
$107.25
Star Tool Inc End Mill 1/4" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner & Futura Nano Coating EM-14431250SQ-TiAlN
$26.80 - $26.80
$26.80
$26.80 - $26.80
$26.80

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

Star Tool Inc
13 in stock

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

$26.80 - $26.80
$26.80
$26.80 - $26.80
$26.80
Star Tool Inc End Mill 1/4" x 4 Fl Performer Plus Carbide End Mill, 2" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating EM-1442625SQ-TiAlN
$20.20 - $20.20
$20.20
$20.20 - $20.20
$20.20

1/4" x 4 Fl x 2" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating | Carbide End Mill

Star Tool Inc
5 in stock

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

$20.20 - $20.20
$20.20
$20.20 - $20.20
$20.20
Star Tool Inc End Mill 1/4" x 4 Fl Performer Plus Carbide End Mill, 2" OAL x 5/8" LOC w/ .030 R & Futura Nano Coating EM-1442625030-TiAlN
$21.80 - $21.80
$21.80
$21.80 - $21.80
$21.80

1/4" x 4 Fl x 2" OAL x 5/8" LOC w/ .030 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 1/4" Flutes - 4 Overall Length - 2.00" Length of Cut - 0.625" Radius - .030 Coating - Futura Nano

$21.80 - $21.80
$21.80
$21.80 - $21.80
$21.80
Star Tool Inc End Mill 1/2" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating EM-1243625SQ-TiAlN
$46.20 - $46.20
$46.20
$46.20 - $46.20
$46.20

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

Star Tool Inc
5 in stock

Diameter - 1/2" Flutes - 4 Overall Length - 3" Length of Cut - 0.625" Radius - Square Corner Coating - Futura Nano

$46.20 - $46.20
$46.20
$46.20 - $46.20
$46.20
Star Tool Inc End Mill 3/4" x 4 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-34441625SQ
$85.45 - $85.45
$85.45
$85.45 - $85.45
$85.45

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

Star Tool Inc
5 in stock

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

$85.45 - $85.45
$85.45
$85.45 - $85.45
$85.45
Star Tool Inc End Mill 3/8" x 4 Fl Performer Carbide End Mill, 3" OAL x 1-1/8" LOC w/ Square Corner EM-38431125SQ
$24.50 - $24.50
$24.50
$24.50 - $24.50
$24.50

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

Star Tool Inc
10 in stock

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

$24.50 - $24.50
$24.50
$24.50 - $24.50
$24.50
Star Tool Inc End Mill 5/8" x 4 Fl Performer Carbide End Mill, 4" OAL x 1-5/8" LOC w/ Square Corner EM-58441625SQ
$66.70 - $66.70
$66.70
$66.70 - $66.70
$66.70

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

Star Tool Inc
4 in stock

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

$66.70 - $66.70
$66.70
$66.70 - $66.70
$66.70
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
$29.10 - $29.10
$29.10
$29.10 - $29.10
$29.10

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

$29.10 - $29.10
$29.10
$29.10 - $29.10
$29.10
Star Tool Inc End Mill 1/2" x 4 Fl Performer Carbide End Mill, 3.5" OAL x 1-1/2" LOC w/ Square Corner EM-124351500SQ
$39.75 - $39.75
$39.75
$39.75 - $39.75
$39.75

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

Star Tool Inc
5 in stock

Diameter - 1/2" Flutes - 4 Overall Length - 3.5" Length of Cut - 1.500" Radius - Square Corner Coating - Uncoated

$39.75 - $39.75
$39.75
$39.75 - $39.75
$39.75
Star Tool Inc End Mill 3/4" x 4 Fl Performer Carbide End Mill, 5" OAL x 2-1/4" LOC w/ Square Corner EM-34452250SQ
Sold out
$108.85 - $108.85
$108.85
$108.85 - $108.85
$108.85

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

Star Tool Inc
Out of stock

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

$108.85 - $108.85
$108.85
$108.85 - $108.85
$108.85
Sold out
Star Tool Inc End Mill 5/16" x 4 Fl Performer Carbide End Mill, 3" OAL x 1-1/4" LOC w/ Square Corner EM-516431250SQ
$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30

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

Star Tool Inc
7 in stock

Diameter - 5/16" Flutes - 4 Overall Length - 3" Length of Cut - 1.250" Radius - Square Corner Coating - Uncoated

$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30

Want to Checkout using a Purchase Order? Sign up for a business account and get approved for net terms today!

YOUR CUTTING EDGE SINCE 1966

YOUR CUTTING EDGE SINCE 1966

Proudly Manufactured in Wichita, KS