4FL | Chamfer | Variable Helix

Micro end mills

Tool Features

Carbide, Variable Helix, 4FL, Corner Chamfer, Bright, AlTiN

Series 1104 Overview

  • Hydrostatically CNC ground for accuracy and precision
  • Features 45° X 0.003" corner chamfer
  • Optional multilayer AlTiN coating for extra edge retention in ferrous materials
  • Variable helix for vibration dampening
  • Diameter Tol.: +/- 0.0005"
  • LOC Tol.: +0.0120"/-0
  • Shank Tol.: +0/-0.0003"

Series Lineup

Atomic

Series 1103

3 Flute Micro End Mill

Carbide, Variable Helix, 3FL, Corner Chamfer, Bright, AlTiN

P1

P2

P3

M1

M2

K1

K2

N1

N2

S2

H1

Atomic

Series 1104

4 Flute Micro End Mill

Carbide, Variable Helix, 4FL, Corner Chamfer, Bright, AlTiN

P1

P2

P3

M1

M2

K1

K2

N1

N2

S2

H1


Work Materials

P1

P2

P3

M1

M2

K1

K2

N1

N2

S2

H1

Product Offering

Part Number cut_dia_in_display loc_in_display oal_in_display shank_dia_in_display coating Stock List Price
251-004030 (.0469) 3/64 (0.141) 0.141 (1.500) 1-1/2 (.1250) 1/8 Bright 128 $32.37
251-004035 (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 141 $40.47
251-004035B (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 36 $48.42
251-004040B (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 41 $49.3
251-004070 (.0781) 5/64 (0.234) 0.234 (1.500) 1-1/2 (.1250) 1/8 Bright 147 $30.6
251-004075 (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 Bright 143 $40.91
251-004015 (.0312) 1/32 (.0625) 1/16 (2.500) 2-1/2 (.1250) 1/8 Bright 128 $41.56
251-004055B (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 32 $47.98
251-004060 (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 45 $41.79
251-004005 (.0312) 1/32 (0.047) 0.047 (1.500) 1-1/2 (.1250) 1/8 Bright 160 $33.47
251-004005B (.0312) 1/32 (0.047) 0.047 (1.500) 1-1/2 (.1250) 1/8 AlTiN 23 $38.44
251-004010 (.0312) 1/32 (0.093) 0.093 (1.500) 1-1/2 (.1250) 1/8 Bright 83 $33.47
251-004065 (.0781) 5/64 (0.117) 0.117 (1.500) 1-1/2 (.1250) 1/8 Bright 87 $30.6
251-004080B (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 27 $50.19
251-004100B (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 AlTiN 97 $50.19
251-004060B (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 46 $49.75
251-004075B (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 AlTiN 30 $48.86
251-004045B (.0625) 1/16 (0.093) 0.093 (1.500) 1-1/2 (.1250) 1/8 AlTiN 33 $35.57
251-004065B (.0781) 5/64 (0.117) 0.117 (1.500) 1-1/2 (.1250) 1/8 AlTiN 80 $35.57
251-004080 (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 Bright 149 $42.23
251-004110 (.1250) 1/8 (.3750) 3/8 (1.500) 1-1/2 (.1250) 1/8 Bright 108 $28.39
251-004110B (.1250) 1/8 (.3750) 3/8 (1.500) 1-1/2 (.1250) 1/8 AlTiN 11 $33.36
251-004015B (.0312) 1/32 (.0625) 1/16 (2.500) 2-1/2 (.1250) 1/8 AlTiN 52 $49.52
251-004020B (.0312) 1/32 (.0625) 1/16 (2.500) 2-1/2 (.1250) 1/8 AlTiN 30 $50.4
251-004010B (.0312) 1/32 (0.093) 0.093 (1.500) 1-1/2 (.1250) 1/8 AlTiN 27 $38.44
251-004085 (.09375) 3/32 (0.14) 0.14 (1.500) 1-1/2 (.1250) 1/8 Bright 154 $30.6
251-004095B (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 AlTiN 91 $48.86
251-004040 (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 123 $41.35
251-004055 (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 36 $40.02
251-004025B (.0469) 3/64 (0.071) 0.071 (1.500) 1-1/2 (.1250) 1/8 AlTiN 60 $37.34
251-004030B (.0469) 3/64 (0.141) 0.141 (1.500) 1-1/2 (.1250) 1/8 AlTiN 36 $37.34
251-004115B (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 AlTiN 64 $47.54
251-004105B (.1250) 1/8 (.1875) 3/16 (1.500) 1-1/2 (.1250) 1/8 AlTiN 47 $33.36
251-004120 (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 Bright 234 $43.12
251-004095 (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 Bright 128 $40.91
251-004050B (.0625) 1/16 (0.186) 0.186 (1.500) 1-1/2 (.1250) 1/8 AlTiN 25 $35.57
251-004085B (.09375) 3/32 (0.14) 0.14 (1.500) 1-1/2 (.1250) 1/8 AlTiN 29 $35.57
251-004045 (.0625) 1/16 (0.093) 0.093 (1.500) 1-1/2 (.1250) 1/8 Bright 146 $30.6
251-004050 (.0625) 1/16 (0.186) 0.186 (1.500) 1-1/2 (.1250) 1/8 Bright 273 $30.6
251-004090 (.09375) 3/32 (0.279) 0.279 (1.500) 1-1/2 (.1250) 1/8 Bright 98 $30.6
251-004090B (.09375) 3/32 (0.279) 0.279 (1.500) 1-1/2 (.1250) 1/8 AlTiN 8 $35.57
251-004100 (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 Bright 453 $42.23
251-004120B (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 AlTiN 12 $51.07
251-004070B (.0781) 5/64 (0.234) 0.234 (1.500) 1-1/2 (.1250) 1/8 AlTiN 32 $35.57
251-004115 (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 Bright 81 $39.58
251-004105 (.1250) 1/8 (.1875) 3/16 (1.500) 1-1/2 (.1250) 1/8 Bright 141 $28.39