Helical Solutions

1/4" 3-Flute Solid Carbide Ball End Mill, ZrN - Helical Solutions 47091

MFR# 47091Series H40ALV-RN-3

$70.29List $82.06 Save 14%

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Diameter1/4

Flutes3

MaterialSolid Carbide

CoatingZrN

Description

The Helical Solutions 47091 is a 1/4 3-flute Solid Carbide (Carbide) ball end mill with a Zplus finish for longer tool life. Suited for aluminum & non-ferrous. 3/8 length of cut, 3 overall length. Series H40ALV-RN-3.

Specifications

CentercuttingYes

ChipbreakerNo

Coating finishZrN

Coating finish familyZrN

Coolant throughNo

Cutting directionRight Hand

End mill materialSolid Carbide

Extended reachYes

Flute directionRight Hand

Flute typeSpiral

Helix angle40

Helix styleHigh

Length of cut in3/8

Length typeStub

Manufacturers catalog number47091

Material gradeCarbide

Material removal typeRoughing & Finishing

Mill diameter in1/4

Mill diameter toleranceh6

Neck diameter0.2370

Neck length0.7450

Nose radius0.1250

Number of flutes3

Overall length in3

Overall length tolerance+0.0620/-0.0620 in

Primary workpiece materialAluminum & Non-Ferrous

Reach length in1-1/8

Shank diameter in1/4

Shank diameter toleranceh6

Shank typeStraight-Cylindrical

Single or double endSingle

System of measurementFractional Inch

Tir maximum0.0003

Variable helixNo

Variable indexYes

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