5/16 Inch Diameter Endmill, 5/16 Shank, 4 flutes, 1-3/4 Length of Cut, Carbide, nano-A Coated, HA/HB Shank, 4 Overall Length, 40° Helix Angle, 0.0098 chamfer

Designed specifically for tough applications with 36°/38° helix angles, the RF100 VA style variable helix end mill provides longer tool life and maximum efficiency when milling stainless steel. Available as stocked standards with a nano-A™ titanium aluminum nitride coating for added performance.
  • Item Code: 4259-7.940
  • Availability:
  • Mfg Part #: 9042590079400
  • Brand: Guhring

Unit Size: 1

Features Back To Top

    • Suitable for roughing or finishing
    • Up to 60% higher feed rates
    • Up to 4-times longer tool life
    • Vibration-free operation
    • Improved workpiece surface quality

Tech Specs Back To Top

Brand Guhring
Chamfer Decimal 0.0098"
Chamfer Metric 0.25 mm
Coating Nano-A
Decimal Inch (dia) 0.3125
Fractional Diameter 5/16"
Helix Angle 40°
Length of Cut 1-3/4
Material Solid Carbide
Metric Diameter 7.94 mm
Number of Flutes 4
Overall Length 4
Overall Length (decimal) 4
Overall Length (mm) 101.6
Series 4259
Shank Dia 5/16
Shank Dia (decimal) 0.3125
Shank Diameter (mm) 7.938
Shank Type HA/HB

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