438 | 4FL | Ball Nose
Solid carbide end mills for Stainless, Titanium, Steel and other Ferrous Alloys
Tool Features
Carbide, Variable Helix, 4FL, Ball Nose, h6, FX3
Series 2115 - 438 Overview
- Premium sub-micron grade carbide substrate for wear resistance
- Unequal index tool for Titanium, stainless and other gummy materials
- Suited for slotting and profiling milling operations
- Specialized edge honing
- SafeLock® shank available upon request
Series Lineup

PYSTL™
Series 2100 - 438
4 Flute End Mill
Carbide, Variable Helix, 4FL, Corner Radius, Square, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2105 - 438RN
4 Flute End Mill - Reduced Neck
Carbide, Variable Helix, 4FL, Corner Radius, Square, Reduced Neck, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2115 - 438
4 Flute Ball Nose End Mill
Carbide, Variable Helix, 4FL, Ball Nose, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2117 - 438CB
4 Flute End Mill - Chip Breaker
Carbide, 38° Helix, 4FL, Corner Radius, Square, h6, Chip Breaker, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2205 - 538
5 Flute End Mill
Carbide, Variable Helix, 5FL, Corner Radius, Square, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2213 - 538RN
5 Flute End Mill - Reduced Neck
Carbide, Variable Helix, 5FL, Corner Radius, Square, Reduced Neck, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2

PYSTL™
Series 2215 - 738
7 Flute End Mill
Carbide, 38° Helix, 7FL, Corner Radius, Square, h6, FX3
P1
P2
P3
M1
M2
K1
K2
S2
Work Materials
P1
P2
P3
M1
M2
K1
K2
S2
Technical Specifications
Resources
Product Offering
Part Number | cut_dia_in_display | loc_in_display | oal_in_display | shank_dia_in_display | Stock | List Price |
---|---|---|---|---|---|---|
311174 | (.1875) 3/16 | (.3125) 5/16 | (2.00) 2 | (.1875) 3/16 | 120 | $36.23 |
311176 | (.1875) 3/16 | (.6250) 5/8 | (2.00) 2 | (.1875) 3/16 | 109 | $38.85 |
311179 | (.2500) 1/4 | (.3750) 3/8 | (2.00) 2 | (.2500) 1/4 | 7 | $35.09 |
311183 | (.2500) 1/4 | (.5000) 1/2 | (2.500) 2-1/2 | (.2500) 1/4 | 67 | $39.68 |
311186 | (.2500) 1/4 | (.7500) 3/4 | (2.500) 2-1/2 | (.2500) 1/4 | 688 | $46.96 |
311190 | (.3125) 5/16 | (.4375) 7/16 | (2.00) 2 | (.3125) 5/16 | 0 | $51.55 |
311193 | (.3125) 5/16 | (.8125) 13/16 | (2.500) 2-1/2 | (.3125) 5/16 | 2 | $56.15 |
311197 | (.3750) 3/8 | (.5000) 1/2 | (2.00) 2 | (.3750) 3/8 | 179 | $58.52 |
311201 | (.3750) 3/8 | (1.0) 1 | (2.500) 2-1/2 | (.3750) 3/8 | 56 | $67.24 |
311204 | (.5000) 1/2 | (.6250) 5/8 | (2.500) 2-1/2 | (.5000) 1/2 | 16 | $92.73 |
311208 | (.5000) 1/2 | (1.0) 1 | (3.00) 3 | (.5000) 1/2 | 264 | $98.55 |
311210 | (.5000) 1/2 | (1.250) 1-1/4 | (3.00) 3 | (.5000) 1/2 | 164 | $103.94 |
311214 | (.6250) 5/8 | (1.250) 1-1/4 | (3.500) 3-1/2 | (.6250) 5/8 | 0 | $157.06 |
311216 | (.6250) 5/8 | (1.625) 1-5/8 | (3.500) 3-1/2 | (.6250) 5/8 | 278 | $160.28 |
311219 | (.7500) 3/4 | (1.0) 1 | (3.00) 3 | (.7500) 3/4 | 1 | $185.26 |
311222 | (.7500) 3/4 | (1.625) 1-5/8 | (4.00) 4 | (.7500) 3/4 | 0 | $215.89 |
311224 | (1) 1 | (1.250) 1-1/4 | (4.00) 4 | (1) 1 | 2 | $339 |
311226 | (1) 1 | (2.00) 2 | (4.00) 4 | (1) 1 | 10 | $345.94 |