• 5318 Victory Drive
    Indianapolis, IN 46203
  • (800) 622-4824
  • www.haggard-stocking.com

5/16 Inch Diameter Endmill, 5/16 Shank, 4 flutes, 1/2 Length of Cut, Carbide, nano-A Coated, HA/HB Shank, 2 Overall Length, 36/38° Helix Angle, 0.0098 chamfer

  • Item Code: 4257-7.940
  • Brand: Guhring
  • Unit Size: 1

Description

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.

Features

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    • 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

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Length of Cut 1/2
Metric Diameter 7.94 mm
Decimal Inch (dia) 0.3125
Fractional Diameter 5/16"
Shank Diameter (mm) 7.938
Shank Dia 5/16
Chamfer Decimal 0.0098"
Helix Angle 36/38°
Overall Length 2
Overall Length (decimal) 2
Overall Length (mm) 50.8
Shank Type HA/HB
Brand Guhring
Coating Nano-A
Material Solid Carbide
Number of Flutes 4
Series 4257
Chamfer Metric 0.25 mm
Shank Dia (decimal) 0.3125