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
251-004015 (.0312) 1/32 (.0625) 1/16 (2.500) 2-1/2 (.1250) 1/8 Bright 128 $39.21
251-004020 (.0312) 1/32 (.0625) 1/16 (2.500) 2-1/2 (.1250) 1/8 Bright 174 $40.05
251-004025 (.0469) 3/64 0.071 (1.500) 1-1/2 (.1250) 1/8 Bright 157 $30.54
251-004030 (.0469) 3/64 0.141 (1.500) 1-1/2 (.1250) 1/8 Bright 128 $30.54
251-004035 (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 141 $38.17
251-004040 (.0469) 3/64 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 123 $39.01
251-004045 (.0625) 1/16 0.093 (1.500) 1-1/2 (.1250) 1/8 Bright 151 $28.87
251-004050 (.0625) 1/16 0.186 (1.500) 1-1/2 (.1250) 1/8 Bright 273 $28.87
251-004055 (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 36 $37.76
251-004060 (.0625) 1/16 (.0938) 3/32 (2.500) 2-1/2 (.1250) 1/8 Bright 45 $39.43
251-004065 (.0781) 5/64 0.117 (1.500) 1-1/2 (.1250) 1/8 Bright 87 $28.87
251-004070 (.0781) 5/64 0.234 (1.500) 1-1/2 (.1250) 1/8 Bright 150 $28.87
251-004075 (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 Bright 143 $38.59
251-004080 (.0781) 5/64 (.1563) 5/32 (2.500) 2-1/2 (.1250) 1/8 Bright 152 $39.84
251-004085 (.09375) 3/32 0.14 (1.500) 1-1/2 (.1250) 1/8 Bright 154 $28.87
251-004090 (.09375) 3/32 0.279 (1.500) 1-1/2 (.1250) 1/8 Bright 98 $28.87
251-004095 (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 Bright 128 $38.59
251-004100 (.09375) 3/32 (.1875) 3/16 (2.500) 2-1/2 (.1250) 1/8 Bright 453 $39.84
251-004105 (.1250) 1/8 (.1875) 3/16 (1.500) 1-1/2 (.1250) 1/8 Bright 143 $26.78
251-004110 (.1250) 1/8 (.3750) 3/8 (1.500) 1-1/2 (.1250) 1/8 Bright 108 $26.78
251-004115 (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 Bright 81 $37.34
251-004120 (.1250) 1/8 (.2500) 1/4 (2.500) 2-1/2 (.1250) 1/8 Bright 234 $40.68