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https://www.youtube.com/watch?v=mlM2LAbBc4s

1/4" Dia, 6 Flute, Ball Nose End Mill - 35220

SERIES: 51B

T-Carb

1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 6 Flute, 36 Degree Helix, Ti-NAMITE-X (TX) Coated, Series 51B, T-Carb, Ball Nose End Mill - 35220

Feature & Benefits

  • Engineered for High Speed Milling using Trochoidal and Peel Milling techniques
  • Faceted relief provides superior strength and smoother surface finish
  • Ball end design ideal for finishing operations in complex workpieces
  • Recommended for materials ≤ 45 HRc (≤ 420 Bhn)

SKU / EDP35220
CategorySolid Round Tools > Milling > High Performance End Mills
Min Order Qty1
Series51B
Series DescriptionT-Carb
High PerformanceYes
End ConfigurationBall Nose
Tool LengthLong
Unit (inch/mm)inch
Number of Flutes6
Primary Workpiece Material(P) Steel|(M) Stainless Steel|(K) Cast Iron|(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) (Fractional Inch)1/4
Shank Diameter (DCON) (mm)6.35
Length of Cut (APMX) (Decimal Inch)0.7500
Length of Cut (APMX) (Fractional Inch)3/4
Length of Cut (APMX) (mm)19.05
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)1.7500
Shank Length (LS) (Fractional Inch)1-3/4
Shank Length (LS) (mm)44.45
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/-0.0016
Corner Radius (RE) Tolerance (mm)+0.000/-0.040
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionTX (Ti-NAMITE-X)
Additional GeometryRight Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)36
Variable HelixNo
Center CuttingYes
Chip BreakerNo

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