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4 Flute Square End High Performance Carbide End Mills
4 flute square end high performance end mills for CNC milling, profiling, slotting, and reduced chatter in steel and alloy materials

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108 Products: Page 2 of 3
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TITAN USA VI-PRO End Mill Series V42S
$172.40
34
Square End Mill: High Performance, 4 Flute, Standard Length
1/2" Square End Mill VI-Pro Carbide 4 Flute Vari Index Standard Length AlCrN Coated TITAN
DIA=1/2" LOC=1-1/4" OAL=3" SHK=1/2"
Decimal Diameter:0.5000 1/2"
$67.89
0

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TITAN USA VI-PRO End Mill Series V42XL
$459.66
29
TITAN USA VI-PRO End Mill Series V42XL
$207.74
21
TITAN USA VI-PRO End Mill Series V42L
5/8" Square End Mill VI-Pro Carbide 4 Flute Vari Index Long Length AlCrN Coated TITAN
DIA=5/8" LOC=2-1/4" OAL=5" SHK=5/8"
Decimal Diameter:0.6250 5/8"
$182.79
34
High Performance End Mill M A Ford Series 177
5/16" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=5/16" LOC=13/16" OAL=2-1/2" SHK=5/16"
Decimal Diameter:0.3125 5/16"
$49.33
457
High Performance End Mill M A Ford Series 177
10mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=10mm LOC=22mm OAL=72mm SHK=10.0mm
Decimal Diameter:0.3937 10.0mm
$73.28
626
High Performance End Mill M A Ford Series 177
5/8" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=5/8" LOC=1-1/4" OAL=3-1/2" SHK=5/8"
Decimal Diameter:0.6250 5/8"
$183.23
72
TITAN USA VI-PRO End Mill Series V42S
5/8" Square End Mill VI-Pro Carbide 4 Flute Vari Index Stub Length AlCrN Coated TITAN
DIA=5/8" LOC=3/4" OAL=3" SHK=5/8"
Decimal Diameter:0.6250 5/8"
$120.98
27
Square End Mill: High Performance, 4 Flute, Standard Length
$75.72
17
High Performance End Mill M A Ford Series 177
5/16" Carbide TuffCutt®XR Square End Mill Stub Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=5/16" LOC=5/16" OAL=2" SHK=5/16"
Decimal Diameter:0.3125 5/16"
$46.35
259
Square End Mill: High Performance, 4 Flute, Standard Length
5/8" Square End Mill VI-Pro Carbide 4 Flute Vari Index Standard Length AlCrN Coated TITAN
DIA=5/8" LOC=1-5/8" OAL=3-1/2" SHK=5/8"
Decimal Diameter:0.6250 5/8"
$128.50
30
TITAN USA VI-PRO End Mill Series V42S
3/4" Square End Mill VI-Pro Carbide 4 Flute Vari Index Stub Length AlCrN Coated TITAN
DIA=3/4" LOC=1" OAL=3" SHK=3/4"
Decimal Diameter:0.7500 3/4"
$159.62
10
High Performance End Mill M A Ford Series 177
$97.10
17
Square End Mill: High Performance, 4 Flute, Standard Length
$75.72
6
High Performance End Mill M A Ford Series 177
3/16" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=3/16" LOC=7/16" OAL=2" SHK=3/16"
Decimal Diameter:0.1875 3/16"
$29.44
380
High Performance End Mill M A Ford Series 177
3/8" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=3/8" LOC=7/8" OAL=2-1/2" SHK=3/8"
Decimal Diameter:0.3750 3/8"
$59.36
504
High Performance End Mill M A Ford Series 177
7/32" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=7/32" LOC=7/16" OAL=2-1/2" SHK=1/4"
Decimal Diameter:0.2188 7/32"
$39.16
32
TITAN USA VI-PRO End Mill Series V42S
1/8" Square End Mill VI-Pro Carbide 4 Flute Vari Index Stub Length AlCrN Coated TITAN
DIA=1/8" LOC=1/4" OAL=1-1/2" SHK=1/8"
Decimal Diameter:0.1250 1/8"
$15.54
213
Square End Mill: High Performance, 4 Flute, Standard Length
3/16" Square End Mill VI-Pro Carbide 4 Flute Vari Index Standard Length AlCrN Coated TITAN
DIA=3/16" LOC=9/16" OAL=2" SHK=3/16"
Decimal Diameter:0.1875 3/16"
$21.24
11
TITAN USA VI-PRO End Mill Series V42S
1/2" Square End Mill VI-Pro Carbide 4 Flute Vari Index Stub Length AlCrN Coated TITAN
DIA=1/2" LOC=5/8" OAL=2-1/2" SHK=1/2"
Decimal Diameter:0.5000 1/2"
$59.06
132
TITAN USA VI-PRO End Mill Series V42XL
1/4" Square End Mill VI-Pro Carbide 4 Flute Vari Index Extra Long Length AlCrN Coated TITAN
DIA=1/4" LOC=1-1/2" OAL=4" SHK=1/4"
Decimal Diameter:0.2500 1/4"
$36.58
52
High Performance End Mill M A Ford Series 177
13/32" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=13/32" LOC=15/16" OAL=2-3/4" SHK=7/16"
Decimal Diameter:0.4063 13/32"
$76.41
28
TITAN USA VI-PRO End Mill Series V42L
1" Square End Mill VI-Pro Carbide 4 Flute Vari Index Long Length AlCrN Coated TITAN
DIA=1" LOC=2-1/4" OAL=5" SHK=1"
Decimal Diameter:1.0000 1"
$378.63
21
TITAN USA VI-PRO End Mill Series V42XL
$141.87
13
TITAN USA VI-PRO End Mill Series V42XL
$653.60
23
High Performance End Mill M A Ford Series 177
16mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=16mm LOC=32mm OAL=92mm SHK=16.0mm
Decimal Diameter:0.6299 16.0mm
$155.51
431
TITAN USA VI-PRO End Mill Series V42XL
$429.70
51
TITAN USA VI-PRO End Mill Series V42L
3/8" Square End Mill VI-Pro Carbide 4 Flute Vari Index Long Length AlCrN Coated TITAN
DIA=3/8" LOC=1-1/4" OAL=3" SHK=3/8"
Decimal Diameter:0.3750 3/8"
$57.16
30
High Performance End Mill M A Ford Series 177
5/32" Carbide TuffCutt®XR Square End Mill Stub Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=5/32" LOC=3/16" OAL=2" SHK=3/16"
Decimal Diameter:0.1563 5/32"
$28.34
272
High Performance End Mill M A Ford Series 177
$269.35
63
TITAN USA VI-PRO End Mill Series V42XL
$64.06
147
High Performance End Mill M A Ford Series 177
1.5mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=1.5mm LOC=3mm OAL=38mm SHK=3.0mm
Decimal Diameter:0.0591 1.5mm
$30.90
617
TITAN USA VI-PRO End Mill Series V42L
3/4" Square End Mill VI-Pro Carbide 4 Flute Vari Index Long Length AlCrN Coated TITAN
DIA=3/4" LOC=2-1/4" OAL=5" SHK=3/4"
Decimal Diameter:0.7500 3/4"
$221.42
70
TITAN USA VI-PRO End Mill Series V42S
5/16" Square End Mill VI-Pro Carbide 4 Flute Vari Index Stub Length AlCrN Coated TITAN
DIA=5/16" LOC=7/16" OAL=2" SHK=5/16"
Decimal Diameter:0.3125 5/16"
$32.94
70
TITAN USA VI-PRO End Mill Series V42XL
$197.24
59
TITAN USA VI-PRO End Mill Series V42L
1/2" Square End Mill VI-Pro Carbide 4 Flute Vari Index Long Length AlCrN Coated TITAN
DIA=1/2" LOC=1-1/2" OAL=4" SHK=1/2"
Decimal Diameter:0.5000 1/2"
$85.68
16
High Performance End Mill M A Ford Series 177
$55.74
280
High Performance End Mill M A Ford Series 177
8mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=8mm LOC=19mm OAL=63mm SHK=8.0mm
Decimal Diameter:0.3150 8.0mm
$44.65
1023
High Performance End Mill M A Ford Series 177
$101.96
205
High Performance End Mill M A Ford Series 177
$33.86
555
High Performance End Mill M A Ford Series 177
$252.12
24
TITAN USA VI-PRO End Mill Series V42L
$395.53
37
High Performance End Mill M A Ford Series 177
11/32" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=11/32" LOC=13/16" OAL=2-1/2" SHK=3/8"
Decimal Diameter:0.3438 11/32"
$59.36
49
High Performance End Mill M A Ford Series 177
2.5mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=2.5mm LOC=5mm OAL=38mm SHK=3.0mm
Decimal Diameter:0.0984 2.5mm
$28.19
2223
High Performance End Mill M A Ford Series 177
3.5mm Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=3.5mm LOC=7mm OAL=63mm SHK=6.0mm
Decimal Diameter:0.1378 3.5mm
$38.30
412
High Performance End Mill M A Ford Series 177
1/8" Carbide TuffCutt®XR Square End Mill Stub Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=1/8" LOC=1/8" OAL=1-1/2" SHK=1/8"
Decimal Diameter:0.1250 1/8"
$20.03
28
Square End Mill: High Performance, 4 Flute, Standard Length
$139.00
22
High Performance End Mill M A Ford Series 177
7/16" Carbide TuffCutt®XR Square End Mill Standard Length 4 Flute 35/38° Helix Vari Index AlTiN
DIA=7/16" LOC=1" OAL=2-3/4" SHK=7/16"
Decimal Diameter:0.4375 7/16"
$76.41
69
Square End Mill: High Performance, 4 Flute, Standard Length
$67.89
273
 
108 Products: Page 2 of 3
Products per Page:
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Category Description

4 Flute Square End Carbide End Mills for High Productivity CNC Milling

4 flute high performance square end mills provide an excellent balance of strength, chip evacuation, and productivity for a wide range of CNC milling applications. They are commonly used for profiling, side milling, slotting, roughing, and finishing operations in steel, stainless steel, cast iron, and other machinable materials.

 

Compared to lower flute count cutters, 4 flute end mills offer increased core strength and additional cutting edges, allowing higher feed rates while maintaining excellent tool life and surface finish quality. These tools are often selected as versatile general-purpose solutions for production machining and job shop environments.

 

The tools shown below are part of our high performance end mill offering and feature advanced geometries designed to improve cutting stability and machining efficiency. Use the product filters to quickly locate the desired diameter, length of cut, reach, coating, or overall tool length for your application.