YG 03301 5/16" Size, 3/4" LOC, 2 Flute, M42 8% Cobalt 2 Flute Finishing End Mill

YG 03301 5/16" Size, 3/4" LOC, 2 Flute, M42 8% Cobalt 2 Flute Finishing End Mill

Item #: 08-036-705
Brand: YG
Size Type: Fractional
Size: 5/16"
No. of Flutes: 2

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Cobalt for tougher materials


  • Cobalt provides longer tool life.
  • Able to run 10% faster than high speed steel.
  • Higher toughness, better wear resistance & higher hot hardness than high speed steel.
  • Long length provides deeper access.


  • For pocketing and slotting where chip removal is needed.
  • Excellent for carbon steels up to HRc 20 and alloy steels HRc 20-30.
  • Good results on prehardened steels HRc 30-40, copper and aluminum.


  • Weldon shank.
  • 8% cobalt.
Product Specifications
Brand YG
Size Type Fractional
Size 5/16"
No. of Flutes 2
Length of Cut 3/4"
Shank Diameter 3/8"
Tool Material M42 8% Cobalt
Finish Coating Bright
Center Cutting Yes
Single or Double End Single
Overall Length 3-5/16"
Cutting Ends Single
Helix Angle 30°
Effective Length 1-3/4"
Application For pocketing & slotting where chip removalis needed on carbon steels & alloy steels
Cutting Direction Right Hand
Flute Length 3/4"
No. of Ends Single
First Choice For: Steel
General Application Milling
Flute Shape Spiral Flute
Length Type Long Length
Model # 03301
Material To Be Machined Harder materials
Prop. 65 Yes
Reach 1-3/4"
Shank Style Weldon Shank
Tolerance_Cutting Diameter 0 / +.0.010"
Type 2 Flute Long Single End Mill
UNSPSC 27112803
Weight 0.125
Workpiece Material Excellent for carbon steels & alloy steels and also good for prehardened steels, copper & aluminum
Workpiece Material Range Steel, Stainless Steel, Non-Ferrous, Cast Iron, Plastics
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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