3 Flute "Super Tuffy" Stub Length Solid Carbide Coated Single End Mill
ROBBJACK 3 Flute Super TuffyStub Length Solid Carbide Coated Single End Mill-Tool Material: Solid Carbide Size: 1/2 Number of Flutes: 3  Flute Length: 5/8 Flute Shape: Helix

3 Flute "Super Tuffy" Stub Length Solid Carbide Coated Single End Mill

Made In The USA
Item #: 20-212-215
Size: 1/2"
No. of Flutes: 3
Length of Cut: 5/8"

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  • Small corner radii prevent chipping.
  • Speeds and feeds comparable to knuckle rougher with better finish.


  • Recommended for ferrous materials including stainless steel and high temperature alloys.
  • Slotting and pocketing at heavy material removal rates.
ROBB JACK ST341 TiALN Coated Solid Carbide 3 Flute Stub Length Single End Mills
Product Specifications
Size 1/2"
No. of Flutes 3
Length of Cut 5/8"
Shank Diameter 1/2"
Tool Material Solid Carbide
Finish Coating TiAlN
Center Cutting Yes
Single or Double End Single
Overall Length 3"
Corner Radius 0
Cutting Direction Right Hand
Flute Shape Helix
Flute Length 5/8"
Helix Angle 40° Helix
Length Type Stub Length
Prop. 65 Yes
Series ST341
Helix Angle & Style 40° Helix
Shank Style Straight Shank
Tolerance_Cutting Diameter -.0005" / -.0015"
Tolerance_Shank Diameter -.0001" / -.0002"
Type 3 Flute "Super Tuffy"Stub Length Solid Carbide Coated Single End Mill
Weight 0.37 lbs.
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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