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Return to 4 Flute Gorilla Mill (metric)

High Performance

4 Flute Radius End

12mm Cutting Diameter

4 Flute Gorilla Mill Radius
LOC
Radius
Weldon Flat

Product #: GM1200MMRS4030
EDP#: 10151
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Desc: D1: 12mm, D2: 12mm", LOC: 19mm", OAL: 63mm"
Corner Radius: 0.30mm"
Coating: GMX-35
Available Qty: 22

Product #: GM1200MMR4030
EDP#: 10141
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Desc: D1: 12mm, D2: 12mm", LOC: 32mm", OAL: 75mm"
Corner Radius: 0.30mm"
Coating: GMX-35
Available Qty: 116

Product #: GM1200MMRS4050
EDP#: 10153
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Desc: D1: 12mm, D2: 12mm", LOC: 19mm", OAL: 63mm"
Corner Radius: 0.50mm"
Coating: GMX-35
Available Qty: 55

Product #: GM1200MMR4050
EDP#: 10143
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Desc: D1: 12mm, D2: 12mm", LOC: 32mm", OAL: 75mm"
Corner Radius: 0.50mm"
Coating: GMX-35
Available Qty: 126

Product #: GM1200MMR4100
EDP#: 10145
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Desc: D1: 12mm, D2: 12mm", LOC: 32mm", OAL: 75mm"
Corner Radius: 1.0mm"
Coating: GMX-35
Available Qty: 35

Product #: GM1200MMR4150
EDP#: 10147
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Desc: D1: 12mm, D2: 12mm", LOC: 32mm", OAL: 75mm"
Corner Radius: 1.5mm"
Coating: GMX-35
Available Qty: 34

Product #: GM1200MMR4200
EDP#: 10149
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Desc: D1: 12mm, D2: 12mm", LOC: 32mm", OAL: 75mm"
Corner Radius: 2.0mm"
Coating: GMX-35
Available Qty: 12

calculator

End Mill
Speeds & Feeds
Calculator


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4 Flute Square diagram

Tolerances

  • Cut Dia +.000/-.050mm
  • Shank Dia -.0025/-.0127mm
  • LOC +.635/+1.270mm
  • OAL +/-1.270mm

Machining Method

Profiling
Profiling Diagram
Full Slotting
Full Slotting Diagram
Pocketing
Pocketing Diagram
High-Velocity
High-Velocity Diagram
4 Flute Gorilla Mill (metric)

Patented variable flute and index design which reduces chatter and vibration. Radius corners for stronger edges and part radius. Recommended for aggressive machining applications in all materials including, stainless, inconel, titanium, tool steels and hardened materials. Should be run at specific parameters. See "Speeds and Feeds" calculator. Produced with the highest Transverse Rupture Strength (TRS) nano-grain carbide substrate available.

Available in special diameters, lengths and completely resharpenable.

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2020 GorillaMill Catalog Cover