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1/4" Dia, 7 Flute, Corner Radius End Mill - 77117

SERIES: 77C

H-Carb

1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 0.0150" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77C, H-Carb, Corner Radius End Mill - 77117

Feature & Benefits

  • Specializes in deep axial trochoidal and high-speed milling applications
  • Optimized core improves rigidity, chip flow and reduces deflection
SKU / EDP77117
CategorySolid Round Tools > Milling > High Performance End Mills
Min Order Qty1
Series77C
Series DescriptionH-Carb
High PerformanceYes
End ConfigurationCorner Radius
Tool LengthLong
Unit (inch/mm)inch
Number of Flutes7
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
Corner Radius (RE) (Decimal Inch)0.0150
Corner Radius (RE) (mm)0.38
Non-Cutting Center Diameter (NCD) (Decimal Inch)0.0845
Non-Cutting Center Diameter (NCD) (mm)2.15
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
Shank Diameter (DCON) Tolerance (Decimal Inch)+0.0000 / -0.00035
Shank Diameter (DCON) Tolerance (mm)+0.0000 / -0.009
Corner Radius (RE) Tolerance (Decimal Inch)+0.0000/-0.0020
Corner Radius (RE) Tolerance (mm)+0.000/-0.050
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionTM (Ti-NAMITE-M)
Additional GeometryRight Hand Cut Direction (RHC)
Rake AnglePositive
Helix AngleRight Spiral
Helix Angle (Degree)37
Variable HelixNo
Center CuttingNo
Chip BreakerNo
Alternative Products SKU / EDP to 77117
Series_77CR_TA.jpg

1/4" Dia, 7 Flute, Corner Radius End Mill - 77116

SGS 1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 0.0150" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77C, H-Carb, Corner Radius End Mill - 77116

Series_77CB_TA.jpg

1/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77118

SGS 1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 0.0150" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77C, H-Carb, Chip Breaker Corner Radius End Mill - 77118

Series_77CB_TM.jpg

1/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77119

SGS 1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 0.0150" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77C, H-Carb, Chip Breaker Corner Radius End Mill - 77119

Series_66CR_TA.jpg

1/4" Dia, 7 Flute, Corner Radius End Mill - 36628

SGS 1/4" Dia, 3/4" LOC, 1/4" Shank Dia, 0.0150" Radius, 7 Flute, 35 Degree Helix, Ti-NAMITE-X (TX) Coated, Series 66C, Multi-Carb, Corner Radius End Mill - 36628

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