
OSG
21/64" 4-Flute Solid Carbide Square End Mill, TiAlN - OSG 404-328111
MFR# 404-328111Series 404
$46.84List $60.07
Save 22%
In stock - ships in 1-3 business days
Request a quote
- Fast sourcing
- Regrinding available
- 20+ yrs expertise
Diameter21/64
Flutes4
MaterialSolid Carbide
CoatingTiAlN
Description
The OSG 404-328111 is a 21/64 4-flute Solid Carbide (Micrograin) square end mill. 7/8 length of cut, 2-1/2 overall length. Series 404.
Specifications
CentercuttingYes
ChipbreakerNo
Coating finishTiAlN
Cutting directionRight Hand
End mill materialSolid Carbide
Extended reachNo
Flute directionRight Hand
Flute typeSpiral
Helix angle30
Length of cut in7/8
Length typeRegular
Material gradeMicrograin
Mill diameter in21/64
Mill diameter tolerance+0.000/-0.001 in
Number of flutes4
Overall length in2-1/2
Shank diameter in3/8
Shank diameter tolerance+0.00000/-0.0005 in
Variable helixNo
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.




