Screw Machine Drills | 0.281" Cutting Diameter | 140 deg Point Angle | Solid Carbide Material | TiAlN Finish | Cylindrical Shank | Coolant Through | R840-0714-30-A1A 1220 | PVD Coating Process | 3 x D Depth x Diameter Ratio | 1220 Grade

Item Specifications

• Achievable Hole Tolerance
  H9
• ANSI Code
  R840-0714-30-A1A 1220
• Coating Process Type
  PVD
• Coating
  TiAlN
• Connection Diameter (Inch)
  0.315
• Connection Diameter (mm)
  8
• Connection Diameter Tolerance
  H6
• Coolant Entry Style Code
  Axial Concentric Entry On Circle
• Coolant Thru
  Yes
• Depth Diameter Ratio
  3xD
• Diameter (Letter)
  K
• Diameter (mm)
  7.14
• Flute Length (Decimal)
  1.614
• Flute Length (mm)
  41
• Functional Length (Inch)
  3.063
• Functional Length (mm)
  77.8
• Grade
  1220
• Included Angle
  140 Degrees
• ISO Material Classification
  PMKNS
• Material ID
  5747759
• Material
  Carbide
• Overall Length (Decimal)
  3.11
• Overall Length (mm)
  79
• Point Length (Inch)
  0.047
• Point Length (mm)
  1.2
• Sensor Embedded Property
  No
• Series
  CoroDrill Delta-C
• Shank Type
  Cylindrical
• Standards
  DIN 6537 K
• Usable Length (Inch)
  0.894
• Usable Length (mm)
  22.7
• Usable Length Diameter Ratio
  3.179
• Item Weight
  0.11 lbs per PC