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3/8" Dia, 3 Flute, Ball Nose End Mill - 34920


SERIES: 43B
S-Carb
3/8" Dia, 1" LOC, 3/8" Shank Dia, 3 Flute, 38 Degree Helix, Uncoated, Series 43B, S-Carb, Ball Nose End Mill - 34920
Feature & Benefits
Circular land allows for increased control at various speed and feed rates and reduces chatter
Open fluting for deep slotting and profiling
Ball end design ideal for finishing operations in complex workpieces
Recommended for materials ≤ 150 Bhn (≤ 7 HRc)
List Price: $76.99
U.S. stocked items ship next day
Total Available U.S. :3
Series DescriptionS-Carb
High PerformanceYes
End ConfigurationBall Nose
Unit (inch/mm)inch
Number of Flutes3
Primary Workpiece Material(N) Non-Ferrous Materials
Secondary Workpiece MaterialPlastics & Composites
Cutting Diameter (DC) (Decimal Inch)0.3750
Cutting Diameter (DC) (Fractional Inch)3/8
Cutting Diameter (DC) (mm)9.53
Shank Diameter (DCON) (Decimal Inch)0.3750
Shank Diameter (DCON) (mm)9.53
Length of Cut (APMX) (Decimal Inch)1.0000
Length of Cut (APMX) (Fractional Inch)1
Length of Cut (APMX) (mm)25.40
Overall Length (LF) (Decimal Inch)2.5000
Overall Length (LF) (Fractional Inch)2-1/2
Overall Length (LF) (mm)63.50
Shank Length (LS) (Decimal Inch)1.5000
Shank Length (LS) (Fractional Inch)1-1/2
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)+0.0005/-0.0005
Corner Radius (RE) Tolerance (mm)+0.013/-0.013
Shank TypeStraight
Coolant OptionExternal Coolant
Coating DescriptionBright/Uncoated
Additional GeometryRight Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)38
Variable HelixNo
Center CuttingYes
Chip BreakerNo
Shipping Weight0.1130
Series43B
Weldon FlatNo
US Stock3
Shank Length (LS) (mm)38.10
Shank Diameter (DCON) (Fractional Inch)3/8
Tool LengthRegular

Alternate Products

3/8" Dia, 3 Flute, Ball Nose End Mill - 34976
3/8" Dia, 1" LOC, 3/8" Shank Dia, 3 Flute, 38 Degree Helix, Ti-NAMITE-B (TIB2) Coated, Series 43B, S-Carb, Ball Nose End Mill - 34976
List Price: $130.35
U.S. stocked items ship next day
Total Available U.S. :10
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