3.175mm Shank 1-Flute Upcut Spiral End Mill
End Mill Upcut Spiral Aluminum-Rated

3.175mm Shank 1-Flute Upcut Spiral End Mill

Generic

$5.09

Overview

This affordable 3.175mm shank upcut spiral end mill from AliExpress offers solid carbide construction for hobby CNC routing. It provides decent chip evacuation for wood and plywood cutting. A good value option for hobbyists who go through bits regularly or want affordable spares.

Best for

Machining aluminum and other non-ferrous metals on a CNC router.

Specifications

Shank Diameter

3.175mm

Cutting Diameter

3.175mm

Flute Count

1

Material

Solid Carbide

Coating

Uncoated

Type

Upcut Spiral

Material Compatibility

Wood Plywood MDF Acrylic PVC Aluminum

This bit is rated for aluminum and non-ferrous metals. Use appropriate feeds, speeds, and lubrication for best results.

Pros

  • Great value for solid carbide construction
  • Capable of cutting aluminum and non-ferrous metals
  • Good chip evacuation pulls debris up and out of the cut
  • Solid carbide holds an edge well in hardwoods

Cons

  • Shipping from China takes 2-4 weeks typically
  • No brand name - quality consistency may vary between batches
  • May have slightly more runout than premium brands like Whiteside or Amana
  • Pulls material upward which can cause tearout on the top surface