4FL | Multi Length | Radius | Reduced Neck
Variable helix end mill for carbon and alloy steels
Tool Features
Carbide, Variable Helix, 4FL, Corner Radius, Reduced Neck, h6, FX2
Series 2004R Overview
- Sub-micron grade carbide substrate for wear resistance
- Raised land construction for rigidity
- Eccentirc relief reduces cutting friction
- Variable helix, unequal index design for vibration mitigation
- Reduced Neck
Series Lineup

Alpha
Series 2004
4 Flute Multi Length End Mill
Carbide, Variable Helix, 4FL, Corner Radius, h6, FX2
P1
P2
P3
M1
M2
K1
K2
H1

Alpha
Series 2004R
4 Flute Multi Length End Mill
Carbide, Variable Helix, 4FL, Corner Radius, Reduced Neck, h6, FX2
P1
P2
P3
M1
M2
K1
K2

Alpha
Series 2005
5 Flute Multi Length End Mill
Carbide, 40° Helix, 5FL, Corner Radius, h6, FX2
P1
P2
P3
M1
M2
K1
K2
H1

Alpha
Series 2005R
5 Flute Multi Length End Mill
Carbide, 40° Helix, 5FL, Corner Radius, h6, Reduced Neck, FX2
P1
P2
P3
M1
M2
K1
K2
H1

Alpha
Series 2006
6 Flute Multi Length End Mill
Carbide, 40° Helix, 6FL, Corner Radius, h6, FX2
P1
P2
P3
M1
M2
K1
K2
H1
Work Materials
P1
P2
P3
M1
M2
K1
K2
Technical Specifications
Resources
Product Offering
Part Number | cut_dia_in_display | loc_in_display | reach_in_display | oal_in_display | shank_dia_in_display | radius_in_display | Stock | List Price |
---|---|---|---|---|---|---|---|---|
294-004022 | (.2500) 1/4 | (.3750) 3/8 | (2.125) 2-1/8 | (4.00) 4 | (.2500) 1/4 | 0.03 | 150 | $92.44 |
294-004023 | (.2500) 1/4 | (.3750) 3/8 | (2.125) 2-1/8 | (4.00) 4 | (.2500) 1/4 | 0.06 | 150 | $92.44 |
294-004034 | (.3750) 3/8 | (.5000) 1/2 | (1.500) 1-1/2 | (3.00) 3 | (.3750) 3/8 | 0.03 | 92 | $98.89 |
294-004056 | (.5000) 1/2 | (.6250) 5/8 | (3.375) 3-3/8 | (6) 6 | (.5000) 1/2 | 0.06 | 39 | $198.84 |
294-004003 | (.1250) 1/8 | (.2500) 1/4 | (1.375) 1-3/8 | (3.00) 3 | (.1250) 1/8 | 0.03 | 198 | $38.45 |
294-004011 | (.1875) 3/16 | (.3125) 5/16 | (1.375) 1-3/8 | (3.00) 3 | (.1875) 3/16 | 0.015 | 178 | $43.68 |
294-004033 | (.3750) 3/8 | (.5000) 1/2 | (1.500) 1-1/2 | (3.00) 3 | (.3750) 3/8 | 0.015 | 97 | $98.89 |
294-004057 | (.5000) 1/2 | (.6250) 5/8 | (3.375) 3-3/8 | (6) 6 | (.5000) 1/2 | 0.09 | 40 | $198.84 |
294-004058 | (.5000) 1/2 | (.6250) 5/8 | (3.375) 3-3/8 | (6) 6 | (.5000) 1/2 | 0.12 | 35 | $198.84 |
294-004041 | (.3750) 3/8 | (.5000) 1/2 | (2.125) 2-1/8 | (4.00) 4 | (.3750) 3/8 | 0.09 | 75 | $120.61 |
294-004036 | (.3750) 3/8 | (.5000) 1/2 | (1.500) 1-1/2 | (3.00) 3 | (.3750) 3/8 | 0.09 | 100 | $98.89 |
294-004037 | (.3750) 3/8 | (.5000) 1/2 | (1.500) 1-1/2 | (3.00) 3 | (.3750) 3/8 | 0.12 | 95 | $98.89 |
294-004035 | (.3750) 3/8 | (.5000) 1/2 | (1.500) 1-1/2 | (3.00) 3 | (.3750) 3/8 | 0.06 | 73 | $98.89 |
294-004039 | (.3750) 3/8 | (.5000) 1/2 | (2.125) 2-1/8 | (4.00) 4 | (.3750) 3/8 | 0.03 | 69 | $120.61 |
294-004071 | (.6250) 5/8 | (.7500) 3/4 | (2.375) 2-3/8 | (5) 5 | (.6250) 5/8 | 0.03 | 29 | $242.75 |
294-004076 | (.6250) 5/8 | (.7500) 3/4 | (3.375) 2-3/8 | (6) 6 | (.6250) 5/8 | 0.06 | 19 | $294.07 |
294-004077 | (.6250) 5/8 | (.7500) 3/4 | (3.375) 2-3/8 | (6) 6 | (.6250) 5/8 | 0.09 | 20 | $294.07 |
294-004012 | (.1875) 3/16 | (.3125) 5/16 | (1.375) 1-3/8 | (3.00) 3 | (.1875) 3/16 | 0.03 | 149 | $43.68 |
294-004040 | (.3750) 3/8 | (.5000) 1/2 | (2.125) 2-1/8 | (4.00) 4 | (.3750) 3/8 | 0.06 | 71 | $120.61 |
294-004078 | (.6250) 5/8 | (.7500) 3/4 | (3.375) 2-3/8 | (6) 6 | (.6250) 5/8 | 0.12 | 20 | $294.07 |
294-004091 | (.7500) 3/4 | (1) 1 | (3.500) 3-1/2 | (6) 6 | (.7500) 3/4 | 0.03 | 6 | $387.44 |
294-004096 | (.7500) 3/4 | (1) 1 | (4.500) 4-1/2 | (7) 7 | (.7500) 3/4 | 0.06 | 19 | $458.32 |
294-004097 | (.7500) 3/4 | (1) 1 | (4.500) 4-1/2 | (7) 7 | (.7500) 3/4 | 0.09 | 20 | $458.32 |
294-004098 | (.7500) 3/4 | (1) 1 | (4.500) 4-1/2 | (7) 7 | (.7500) 3/4 | 0.12 | 20 | $458.32 |
294-004001 | (.1250) 1/8 | (.2500) 1/4 | (1.375) 1-3/8 | (3.00) 3 | (.1250) 1/8 | 0.01 | 96 | $38.45 |
294-004074 | (.6250) 5/8 | (.7500) 3/4 | (2.375) 2-3/8 | (5) 5 | (.6250) 5/8 | 0.12 | 20 | $242.75 |
294-004093 | (.7500) 3/4 | (1) 1 | (3.500) 3-1/2 | (6) 6 | (.7500) 3/4 | 0.09 | 20 | $387.44 |
294-004042 | (.3750) 3/8 | (.5000) 1/2 | (2.125) 2-1/8 | (4.00) 4 | (.3750) 3/8 | 0.12 | 71 | $120.61 |
294-004112 | (1) 1 | (1.250) 1-1/4 | (3.500) 3-1/2 | (6) 6 | (1) 1 | 0.06 | 20 | $610.35 |
294-004113 | (1) 1 | (1.250) 1-1/4 | (3.500) 3-1/2 | (6) 6 | (1) 1 | 0.09 | 20 | $610.35 |
294-004055 | (.5000) 1/2 | (.6250) 5/8 | (3.375) 3-3/8 | (6) 6 | (.5000) 1/2 | 0.03 | 29 | $198.84 |
294-004072 | (.6250) 5/8 | (.7500) 3/4 | (2.375) 2-3/8 | (5) 5 | (.6250) 5/8 | 0.06 | 20 | $242.75 |
294-004051 | (.5000) 1/2 | (.6250) 5/8 | (2.375) 2-3/8 | (4.00) 4 | (.5000) 1/2 | 0.03 | 9 | $154.33 |
294-004054 | (.5000) 1/2 | (.6250) 5/8 | (2.375) 2-3/8 | (4.00) 4 | (.5000) 1/2 | 0.12 | 39 | $154.33 |
294-004075 | (.6250) 5/8 | (.7500) 3/4 | (3.375) 2-3/8 | (6) 6 | (.6250) 5/8 | 0.03 | 20 | $294.07 |
294-004038 | (.3750) 3/8 | (.5000) 1/2 | (2.125) 2-1/8 | (4.00) 4 | (.3750) 3/8 | 0.015 | 70 | $120.61 |
294-004052 | (.5000) 1/2 | (.6250) 5/8 | (2.375) 2-3/8 | (4.00) 4 | (.5000) 1/2 | 0.06 | 23 | $154.33 |
294-004115 | (1) 1 | (1.250) 1-1/4 | (4.500) 4-1/2 | (7) 7 | (1) 1 | 0.03 | 18 | $713.22 |
294-004092 | (.7500) 3/4 | (1) 1 | (3.500) 3-1/2 | (6) 6 | (.7500) 3/4 | 0.06 | 18 | $387.44 |
294-004095 | (.7500) 3/4 | (1) 1 | (4.500) 4-1/2 | (7) 7 | (.7500) 3/4 | 0.03 | 18 | $458.32 |
294-004053 | (.5000) 1/2 | (.6250) 5/8 | (2.375) 2-3/8 | (4.00) 4 | (.5000) 1/2 | 0.09 | 39 | $154.33 |
294-004073 | (.6250) 5/8 | (.7500) 3/4 | (2.375) 2-3/8 | (5) 5 | (.6250) 5/8 | 0.09 | 20 | $242.75 |
294-004116 | (1) 1 | (1.250) 1-1/4 | (4.500) 4-1/2 | (7) 7 | (1) 1 | 0.06 | 20 | $713.22 |
294-004117 | (1) 1 | (1.250) 1-1/4 | (4.500) 4-1/2 | (7) 7 | (1) 1 | 0.09 | 40 | $713.22 |
294-004094 | (.7500) 3/4 | (1) 1 | (3.500) 3-1/2 | (6) 6 | (.7500) 3/4 | 0.12 | 19 | $387.44 |
294-004111 | (1) 1 | (1.250) 1-1/4 | (3.500) 3-1/2 | (6) 6 | (1) 1 | 0.03 | 20 | $610.35 |
294-004118 | (1) 1 | (1.250) 1-1/4 | (4.500) 4-1/2 | (7) 7 | (1) 1 | 0.12 | 20 | $713.22 |
294-004114 | (1) 1 | (1.250) 1-1/4 | (3.500) 3-1/2 | (6) 6 | (1) 1 | 0.12 | 20 | $610.35 |