4 Flute M42 8% Cobalt Single End Mill
TTC PRODUCTION 4 Flute M42 8% Cobalt Single End Mill - Tool Material: M42 8% cobalt   Number of Flutes: 4   Overall Length : 4-1/2   Shank Diameter  : 1   Size : 1   Flute Length : 2

4 Flute M42 8% Cobalt Single End Mill

Item #: 08-215-140
Size Type: Fractional
Size: 1"
No. of Flutes: 4

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M42 cobalt lasts longer than high speed steel!


  • For milling the abrasive high strength and heat resistant exotic metals.
  • For cutting difficult and abrasive materials, ranging from medium to the highest hardness level machinable by high speed steel.


  • The 8% cobalt content ensures high edge hardness at elevated temperature levels.
  • Higher speeds & increased feeds.
  • Great abrasive resistance.
  • Longer tool life than ordinary high speed steel.
TTC PRODUCTION 1"x 1" x 4-1/2" M42 Cobalt 4 Flute C/C Single End Mill
Product Specifications
Size Type Fractional
Size 1"
No. of Flutes 4
Length of Cut 2"
Shank Diameter 1"
Tool Material M42 8% Cobalt
Finish Coating Bright
Center Cutting Yes
Single or Double End Single
Overall Length 4-1/2"
Corner Radius 0
Helix Angle 30°
Cutting Direction Right Hand
Flute Shape Helix
Length Type Standard Length
Model # 08-215-140
Prop. 65 Yes
Series [D41]
Shank Style Straight Shank
Type 4 Flute M42 8% Cobalt Single End Mill
Weight 0.875 lbs.
Country of Origin Import
Prop 65 Warning Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.

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