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Spiral Bit Router Bits

2-Flute Downcut — 1/8"

Generic
Overview
Generic 2-flute downcut spiral end mill, 1/8in shank. Smaller diameter downcut for detail work on decorative surfaces and fine sign lettering where top-face quality matters. Max RPM: 30,000.
Properties
Difficulty
beginner
Pros
  • Downcut spiral for clean top edges
  • 1/8 inch fits most compact CNC routers
  • Good for detail work
  • Less splintering on top surface
  • Affordable
Cons
  • Thinner shank = more deflection
  • Not for aggressive cuts in hard material
  • Poor chip evacuation in deep pockets
  • Can break if feed rate is too aggressive
Best For
  • Fine lettering on decorative surfaces
  • small detail cuts on veneered panels
  • painted MDF signs
Avoid For
  • Deep cuts
  • any application without chip evacuation at base
  • large material removal
Brands
WhitesideAmana ToolCMTSpeTool