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3/16" Dia, 4 Flute, Corner Radius End Mill - 36781

3/16" Dia, 0.2180" LOC, 0.7600" Reach, 1/4" Shank Dia, 0.0200" Radius, 4 Flute, 42-45 Degree Helix, Ti-NAMITE-X (TX) Coated, Series ZD1C, Z-Carb-MD, Corner Radius End Mill - 36781
Feature & Benefits
The original Z-Carb design with negative rake, heavy core, and higher helix for strength and shearing of hard mold & die materials
Unequal flute spacing helps to disrupt the rhythmic pattern created by the cutting edge helping to suppress damaging harmonics
Enhanced corner geometry with tight tolerance corner radii
Recommended for materials 35-60HRc (327 to 654 Bhn)
List Price: $53.27
U.S. stocked items ship next day
Total Available U.S. :32
Series DescriptionZ-Carb-MD
High PerformanceYes
End ConfigurationCorner Radius
Unit (inch/mm)inch
Number of Flutes4
Primary Workpiece Material(K) Cast Iron|(H) Hardened Materials
Secondary Workpiece Material(P) Steel
Cutting Diameter (DC) (Decimal Inch)0.1875
Cutting Diameter (DC) (Fractional Inch)3/16
Cutting Diameter (DC) (mm)4.76
Shank Diameter (DCON) (Decimal Inch)0.2500
Shank Diameter (DCON) (mm)6.35
Length of Cut (APMX) (Decimal Inch)0.2180
Length of Cut (APMX) (mm)5.54
Reach (LU) (Decimal Inch)0.7600
Reach (LU) (mm)19.30
Overall Length (LF) (Decimal Inch)2.5000
Overall Length (LF) (Fractional Inch)2-1/2
Overall Length (LF) (mm)63.50
Neck Diameter (DN) (Decimal Inch)0.1720
Neck Diameter (DN) (mm)4.37
Corner Radius (RE) (Decimal Inch)0.0200
Corner Radius (RE) (mm)0.51
Shank Length (LS) (Decimal Inch)1.5630
Cutting Diameter (DC) Tolerance (Decimal Inch)+0.0000/-0.0012
Cutting Diameter (DC) Tolerance (mm)+0.000/-0.030
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 GeometryFlute Spacing Unequal / Right Hand Cut Direction (RHC)
Rake AngleNegative
Helix AngleVariable Right Spiral
Helix Angle (Degree)42-45
Variable HelixYes
Center CuttingYes
Chip BreakerNo
Shipping Weight0.0560
Weldon FlatNo
US Stock32
Shank Length (LS) (mm)39.70
Shank Diameter (DCON) (Fractional Inch)1/4
Tool LengthStub
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