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1/4" Dia, 4 Flute, Ball Nose End Mill - 33104


SERIES: L1B
General Application End Mill
1/4" Dia, 1-1/8" LOC, 1/4" Shank Dia, 4 Flute, 30 Degree Helix, Uncoated, Series L1B, Ball Nose End Mill - 33104
List Price: $65.02
U.S. stocked items ship next day
Total Available U.S. :73
Series DescriptionGeneral Application End Mill
High PerformanceNo
End ConfigurationBall Nose
Unit (inch/mm)inch
Number of Flutes4
Primary Workpiece Material(P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy
Secondary Workpiece Material(H) Hardened Materials
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) (mm)6.35
Length of Cut (APMX) (Decimal Inch)1.1250
Length of Cut (APMX) (Fractional Inch)1-1/8
Length of Cut (APMX) (mm)28.58
Overall Length (LF) (Decimal Inch)3.0000
Overall Length (LF) (Fractional Inch)3
Overall Length (LF) (mm)76.20
Shank Length (LS) (Decimal Inch)1.8750
Shank Length (LS) (Fractional Inch)1-7/8
Cutting Diameter (DC) Tolerance (Decimal Inch)+0.0000/-0.0020
Cutting Diameter (DC) Tolerance (mm)+0.000/-0.050
Shank Diameter (DCON) Tolerance (ISO)h6
Corner Radius (RE) Tolerance (Decimal Inch)+0.0000/-0.0010
Corner Radius (RE) Tolerance (mm)+0.000/-0.025
Shank TypeStraight
Coolant OptionExternal Coolant
Coating DescriptionBright/Uncoated
Additional GeometryRight Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)30
Variable HelixNo
Center CuttingYes
Chip BreakerNo
Shipping Weight0.0700
SeriesL1B
Weldon FlatNo
US Stock73
Shank Length (LS) (mm)47.63
Shank Diameter (DCON) (Fractional Inch)1/4
Tool LengthExtra Long

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