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1/4" Dia, 3 Flute, Chip Breaker Corner Radius End Mill - 33390

SERIES: 43CB

S-Carb

1/4" Dia, 3/8" LOC, 1/4" Shank Dia, 0.0200" Radius, 3 Flute, 38 Degree Helix, Uncoated, Series 43CB, S-Carb, Chip Breaker Corner Radius End Mill - 33390

Feature & Benefits

  • Circular land allows for increased control at various speed and feed rates and reduces chatter
  • Symmetrical end gashing for excellent balance at high speeds and aggressive plunging capability
  • Chip breakers reduce machine loads up to 15% for increased roughing feed rate capability
  • Open fluting for deep slotting and profiling
  • Recommended for materials ≤ 150 Bhn (≤ 7 HRc)

SKU / EDP33390
CategorySolid Round Tools > Milling > High Performance Aluminum End Mills
Min Order Qty1
Series43CB
Series DescriptionS-Carb
High PerformanceYes
End ConfigurationChip Breaker (CR)
Tool LengthStub
Unit (inch/mm)inch
Number of Flutes3
Primary Workpiece Material(N) Non-Ferrous Materials
Secondary Workpiece MaterialPlastics & Composites
Cutting Diameter (DC) (Decimal Inch)0.2500
Cutting Diameter (DC) (Fractional Inch)1/4
Cutting Diameter (DC) (mm)6.35
Shank Diameter (DCON) (Decimal Inch)0.2500
Shank Diameter (DCON) (Fractional Inch)1/4
Shank Diameter (DCON) (mm)6.35
Length of Cut (APMX) (Decimal Inch)0.3750
Length of Cut (APMX) (Fractional Inch)3/8
Length of Cut (APMX) (mm)9.53
Overall Length (LF) (Decimal Inch)2.5000
Overall Length (LF) (Fractional Inch)2-1/2
Overall Length (LF) (mm)63.50
Corner Radius (RE) (Decimal Inch)0.0200
Corner Radius (RE) (mm)0.51
Shank Length (LS) (Decimal Inch)2.1250
Shank Length (LS) (Fractional Inch)2-1/8
Shank Length (LS) (mm)53.98
Cutting Diameter (DC) Tolerance (Decimal Inch)+0.0000/-0.00035
Cutting Diameter (DC) Tolerance (mm)+0.000/-0.009
Shank Diameter (DCON) Tolerance (ISO)h6
Corner Radius (RE) Tolerance (Decimal Inch)+0.0000/-0.0020
Corner Radius (RE) Tolerance (mm)+0.000/-0.050
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionBright/Uncoated
Additional GeometryChip Breaker / Right Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)38
Variable HelixNo
Center CuttingYes
Chip BreakerYes

Alternative Products SKU / EDP to 33390
Series_43CB_TB.jpg

1/4" Dia, 3 Flute, Chip Breaker Corner Radius End Mill - 33450

SGS 1/4" Dia, 3/8" LOC, 1/4" Shank Dia, 0.0200" Radius, 3 Flute, 38 Degree Helix, Ti-NAMITE-B (TIB2) Coated, Series 43CB, S-Carb, Chip Breaker Corner Radius End Mill - 33450

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