Item Specifications

• Additional Geometry
  Right Hand Cut Direction (RHC)
• Center Cutting
  Yes
• Chip Breaker
  No
• Coating Description
  Bright/Uncoated
• Coolant Option
  External Coolant
• Corner Radius (RE) Tolerance (Decimal Inch)
  +0.0000/-0.0010
• Corner Radius (RE) Tolerance (mm)
  +0.000/-0.025
• Cutting Diameter (DC) (Decimal Inch)
  0.3125
• Cutting Diameter (DC) (Fractional Inch)
  5/16
• Cutting Diameter (DC) (mm)
  7.94
• Cutting Diameter (DC) Tolerance (Decimal Inch)
  +0.0000/-0.0020
• Cutting Diameter (DC) Tolerance (mm)
  +0.000/-0.050
• End Configuration
  Ball Nose
• Helix Angle
  Right Spiral
• Helix Angle (Degree)
  30
• High Performance
  No
• Length of Cut (APMX) (Decimal Inch)
  1.6250
• Length of Cut (APMX) (Fractional Inch)
  1-5/8
• Length of Cut (APMX) (mm)
  41.28
• Number of Flutes
  4
• Overall Length (LF) (Decimal Inch)
  4.0000
• Overall Length (LF) (Fractional Inch)
  4
• Overall Length (LF) (mm)
  101.60
• Primary Workpiece Material
  (P) Steel (M) Stainless Steel (K) Cast Iron (N) Non-Ferrous Materials (S) High Temp Alloy
• Rake Angle
  Positive
• Secondary Workpiece Material
  (H) Hardened Materials
• Shank Diameter (DCON) (Decimal Inch)
  0.3125
• Shank Diameter (DCON) (Fractional Inch)
  5/16
• Shank Diameter (DCON) (mm)
  7.94
• Shank Diameter (DCON) Tolerance (ISO)
  h6
• Shank Length (LS) (Decimal Inch)
  2.3750
• Shank Length (LS) (Fractional Inch)
  2-3/8
• Shank Length (LS) (mm)
  60.33
• Shank Type
  Straight
• Tool Length
  Extra Long
• Unit (inch/mm)
  inch
• Variable Helix
  No
• Weldon Flat
  No