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3/4" Dia, 7 Flute, Corner Radius End Mill - 77256

SERIES: 77C

H-Carb

3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77C, H-Carb, Corner Radius End Mill - 77256

Feature & Benefits

  • Specializes in deep axial trochoidal and high-speed milling applications
  • Optimized core improves rigidity, chip flow and reduces deflection

SKU / EDP77256
CategorySolid Round Tools > Milling > High Performance End Mills
Min Order Qty1
Series77C
Series DescriptionH-Carb
High PerformanceYes
End ConfigurationCorner Radius
Tool LengthRegular
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)0.7500
Cutting Diameter (DC) (Fractional Inch)3/4
Cutting Diameter (DC) (mm)19.05
Shank Diameter (DCON) (Decimal Inch)0.7500
Shank Diameter (DCON) (Fractional Inch)3/4
Shank Diameter (DCON) (mm)19.05
Length of Cut (APMX) (Decimal Inch)1.8750
Length of Cut (APMX) (Fractional Inch)1-7/8
Length of Cut (APMX) (mm)47.63
Overall Length (LF) (Decimal Inch)4.0000
Overall Length (LF) (Fractional Inch)4
Overall Length (LF) (mm)101.60
Corner Radius (RE) (Decimal Inch)0.1200
Corner Radius (RE) (mm)3.05
Non-Cutting Center Diameter (NCD) (Decimal Inch)0.2535
Non-Cutting Center Diameter (NCD) (mm)6.44
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
Shank Diameter (DCON) Tolerance (Decimal Inch)+0.0000 / -0.00051
Shank Diameter (DCON) Tolerance (mm)+0.0000 / -0.0013
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 DescriptionAlTiN (Ti-NAMITE-A)
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 77256
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3/4" Dia, 7 Flute, Corner Radius End Mill - 77424

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77CR, H-Carb, Corner Radius End Mill - 77424

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3/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77258

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77C, H-Carb, Chip Breaker Corner Radius End Mill - 77258

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3/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77426

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77CR, H-Carb, Chip Breaker Corner Radius End Mill - 77426

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3/4" Dia, 7 Flute, Corner Radius End Mill - 77257

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77C, H-Carb, Corner Radius End Mill - 77257

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3/4" Dia, 7 Flute, Corner Radius End Mill - 77425

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77CR, H-Carb, Corner Radius End Mill - 77425

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3/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77259

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77C, H-Carb, Chip Breaker Corner Radius End Mill - 77259

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3/4" Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 77427

SGS 3/4" Dia, 1-7/8" LOC, 3/4" Shank Dia, 0.1200" Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77CR, H-Carb, Chip Breaker Corner Radius End Mill - 77427

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