Garr Tool

GARR 50255 V4B Ball End Center Cutting Ball End Mill, 5/16 in Dia Cutter, 13/16 in Length of Cut, 4 Flutes, 5/16 in Dia Shank, 2-1/2 in OAL, AlCrN Coated

GARR 50255
$47.87 / EA
  • Mill Diameter: 0.3125 in
  • Number of Flutes: 4
  • Length of Cut: 0.8125 in
  • Overall Length: 2.5 in
  • Shank Diameter: 0.3125 in
  • Shank Diameter - Decimal: 0.3125 in
  • Shank Diameter - Fractional: 5/16 in
  • Single or Double End: Single End
  • Helix Angle: 35 deg
  • Coating: AlCrN
  • Cutting Diameter: 5/16 in
  • Cutting Diameter - Fractional: 5/16 in
  • Diameter: 5/16 in
  • End Type: Ball Nose
  • Flat: No
  • Flute Type: Helix
  • Length of Cut - Fractional: 13/16 in
  • Overall Length - Fractional: 2-1/2 in
  • Series: 305
  • Tool Type: EM
  • Weight: 0.1 kg
  • Diameter - Decimal: 0.3125 in
  • Diameter - Fractional: 5/16 in
  • Diameter - Metric: 7.937 mm
  • For Titanium, Inconel and Steels ( < 40Rc)
  • Special edge prep enhances tool life by 20%
  • Minimizes burr on part
  • Helix geometry varies over length of flutes
  • Variable flute design helps with chip evacuation
  • Variable rake aids in chip formation
  • Ball radius tolerance +.000-.001" (+.000-.025mm)
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