← Materials
Spiral Bit

CNC Bit Reference — 2-Flute Downcut — 1/4"

Notes
Shallower DOC than upcut. Good for full-sheet sign blanks and large plywood panels.
Tips
Requires 1/4" ER11 collet adapter.
Details

Shallower DOC than upcut. Good for full-sheet sign blanks and large plywood panels.

Specs

SettingValue
Shank1/4" (6.35mm)
Flutes2 — downcut spiral
MaterialCarbide

Limits

SettingValue
Max Rpm24000 RPM

Requirements

SettingValue
Requires1/4" ER11 collet

Applications

SettingValue
Best ForLarge plywood panels, sign blanks, veneered sheet goods

Settings

SettingValue
Rpm8000-9000 RPM
Feed1000-1400 mm/min
Doc1.5-2.0 mm per pass

Tips

Requires 1/4" ER11 collet adapter.