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20.00mm Dia, 6 Flute, Corner Radius End Mill - 45201


SERIES: 51CR
T-Carb
20.00mm Dia, 24.00mm LOC, 80.01mm Reach, 20.00mm Shank Dia, 3.00mm Radius, 6 Flute, 41 Degree Helix, Ti-NAMITE-X (TX) Coated, Series 51CR, T-Carb, Corner Radius End Mill - 45201
Feature & Benefits
Engineered for High Speed Milling using Trochoidal and Peel Milling techniques
Eccentric relief provides superior strength and smoother surface finish
Necked design with blended diameter transitions provide clearance to reach
Enhanced corner geometry with tight tolerance corner radii
Recommended for materials ≤ 45 HRc (≤ 420 Bhn)
U.S. stocked items ship next day
Total Available U.S. :14
Series DescriptionT-Carb
High PerformanceYes
End ConfigurationCorner Radius
Unit (inch/mm)mm
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)0.7874
Cutting Diameter (DC) (mm)20.00
Shank Diameter (DCON) (Decimal Inch)0.7874
Shank Diameter (DCON) (mm)20.00
Length of Cut (APMX) (Decimal Inch)0.9449
Length of Cut (APMX) (mm)24.00
Reach (LU) (Decimal Inch)3.1500
Reach (LU) (mm)80.01
Overall Length (LF) (Decimal Inch)5.9055
Overall Length (LF) (mm)150.00
Neck Diameter (DN) (Decimal Inch)0.7480
Neck Diameter (DN) (mm)19.00
Corner Radius (RE) (Decimal Inch)0.1181
Corner Radius (RE) (mm)3.00
Shank Length (LS) (Decimal Inch)4.9606
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/-0.0020
Corner Radius (RE) Tolerance (mm)+0.000/-0.050
Shank TypeStraight
Coolant OptionExternal Coolant
Coating Description TX (Ti-NAMITE-X)
Additional GeometryRight Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)41
Variable HelixNo
Center CuttingYes
Chip BreakerNo
Shipping Weight1.4730
Series51CR
Weldon FlatNo
US Stock14
Shank Length (LS) (mm)126.00
Tool LengthLong Reach Neck
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