
Seco
5/8" 5-Flute Solid Carbide Square End Mill, AlCrN - Seco 03257927
MFR# 03257927Series STS540
$168.87List $216.58
Save 22%
In stock - ships in 1-3 business days
Request a quote
- Fast sourcing
- Regrinding available
- 20+ yrs expertise
Diameter5/8
Flutes5
MaterialSolid Carbide
CoatingAlCrN
Description
The Seco 03257927 is a 5/8 5-flute Solid Carbide (Micrograin) square end mill with a AlCrN finish for longer tool life. Suited for steel, stainless steel, high-temp alloy, hardened materials. 1-5/8 length of cut, 3-1/2 overall length. Series STS540.
Specifications
CentercuttingYes
ChipbreakerNo
Coating finishAlCrN
Coating finish familyAlCrN
Coolant throughNo
Cutting directionRight Hand
End mill materialSolid Carbide
Extended reachNo
Flute directionRight Hand
Flute typeSpiral
Helix angle40
Length of cut in1-5/8
Length typeLong
Material gradeMicrograin
Mill diameter in5/8
Mill diameter tolerance+0.0000 to -0.0020 in
Number of flutes5
Overall length in3-1/2
Overall length tolerance+0.0600/-0.0600 in
Primary workpiece materialSteel; Stainless Steel; High-Temp Alloy; Hardened Materials
Shank diameter in5/8
Shank diameter tolerance-0.0001/-0.0004 in
Shank typeStraight
Single or double endSingle
System of measurementFractional Inch
Tir maximum0.0005
Variable helixYes
Variable indexNo
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.




