Helical Solutions

1/4" 3-Flute Solid Carbide Square End Mill - Helical Solutions 81399

MFR# 81399Series End Mills for Aluminum - 3 Flute - Square - 40 deg Helix - Variable Pitch

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Diameter1/4

Flutes3

MaterialSolid Carbide

CoatingBright/Uncoated

Description

The Helical Solutions 81399 is a 1/4 3-flute Solid Carbide square end mill. Suited for aluminum & non-ferrous. 1/2 length of cut, 2 overall length. Series End Mills for Aluminum - 3 Flute - Square - 40 deg Helix - Variable Pitch.

Specifications

CentercuttingYes

ChipbreakerNo

Coating finishBright/Uncoated

Coating finish familyBright/Uncoated

Coolant throughNo

Cutting directionRight Hand

End mill materialSolid Carbide

Extended reachNo

Flute directionRight Hand

Flute typeHelical

Helix angle40

Length of cut in1/2

Material gradeSolid Carbide

Mill diameter in1/4

Number of flutes3

Overall length in2

Primary workpiece materialAluminum & Non-Ferrous

Shank diameter in1/4

Shank typeStraight

Single or double endSingle

System of measurementFractional Inch

Variable helixNo

Variable indexYes

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