45408-3 CNC In-Presta™ 3 Flute Solid Carbide Cutting Edge Straight Plunge High Production 1/4 Dia x 3/4 x 1/2 Inch Shank


Usually ships on the 2nd business day from order date.
Diameter (D) 1/4
(B) Cutting Height 3/4
Shank (d) 1/2
Overall Length (L) 3
Flutes 3
You will receive a courtesy discount of 5% if your cart exceeds $100 :)


Up to 800 inches per minute!*

For cutting 3/4″ material thickness in one pass

3 Flute for improved surface finish

Only 1/4″ diameter equals minimal material waste

Use a three-flute bit where fine finish is paramount. Three flutes balance the bit, eliminating vibration that degrades the cut finish. Three cuts per revolution yield a smooth surface and increased feed rates. 45408-3 features a solid carbide cutting edge.

  • Excellent for nesting and grooving at an extremely fast feed rate which increases cost savings
  • 1/4″ cutting diameter CNC nesting router bit with solid carbide cutting edges brazed into steel 1/2″ shank
  • The unique design contributes to superb performance and excellent cutting results
  • Designed primarily for high speed CNC production
  • Long lasting, fine micrograin extra hard carbide resulting in long tool life before re-sharpening

Excellent for Cutting:

  • Laminated Particle Board, MDF & Melamine: Feed rate up to 800 IPM** at 18,000 RPM***
  • Plywood: Feed rate up to 500 IPM** at 18,000 RPM***

*Up to 800 IPM feed rate at 18,000 RPM cutting laminated particle board. Rate may change depending on material and CNC machine type.

**IPM: Inches Per Minute

***RPM: Revolutions Per Minute


Diameter (D) 1/4
Cutting Height (B) 3/4
Shank (d) 1/2
Overall Length (L) 3
Flutes 3