Supermill

1/4" 5-Flute Solid Carbide Square End Mill, AlTiN - Supermill 5251809

MFR# 5251809Series SM5F-NB

$60.99List $78.22 Save 22%

In stock - ships in 1-3 business days

Request a quote

Fast sourcing
Regrinding available
20+ yrs expertise

Diameter1/4

Flutes5

MaterialSolid Carbide

CoatingAlTiN

Description

The Supermill 5251809 is a 1/4 5-flute Solid Carbide (Micrograin) square end mill with a AlTiN finish for longer tool life. Suited for hardened materials, high-temp alloy. 1-1/8 length of cut, 3 overall length. Series SM5F-NB.

Specifications

CentercuttingYes

ChipbreakerNo

Coating finishAlTiN

Coating finish familyAlTiN

Coolant throughNo

Cutting directionRight Hand

End mill materialSolid Carbide

Extended reachNo

Flute directionRight Hand

Flute typeSpiral

Helix angle45

Length of cut in1-1/8

Length of cut range1.0000 - 1.2500

Material gradeMicrograin

Mill diameter in1/4

Number of flutes5

Overall length in3

Primary workpiece materialHardened Materials; High-Temp Alloy

Shank diameter in1/4

Single or double endSingle

System of measurementFractional Inch

Variable helixNo

Variable indexYes

Can't find your exact tool?Send us a part number — we'll cross-reference it. Dull tools?Regrinding extends tool life and saves cost.

Alternate & equivalent tools

Matched on diameter, flute count, and material. Need a specific brand or coating? Cross-reference this tool.