Bosch 1/4-in Solid Carbide Downcut Spiral Router Bit

Regular price $15.86

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1/4-in Solid Carbide Downcut Spiral Router Bit

Premium micrograin solid carbide router bit designed for clean, accurate top-surface finishes with downward chip flow. Ideal for CNC machines or router tables, delivering smooth cuts with minimal vibration in demanding applications.


Key Features:

  • Clean Top-Surface Finish: Downcut spiral geometry drives chips downward to reduce tear-out on the workpiece surface
  • Durable Build: Precision-ground micrograin solid carbide maintains sharpness and edge retention
  • Stable, Smooth Operation: Balanced cutting action helps minimize vibration for consistent results
  • Heavy-Duty Use: Engineered for high-duty cycle applications in wood and composites
  • CNC/Table Ready: Recommended for CNC routers or router table setups

Specifications Table:

Specification Details
Bit Shank Diameter 1/4-in
Cutting Edge Length 3/4-in
Overall Diameter 1/4-in
Overall Length 2 in
Bit Material/Finish Solid carbide
Bit Style Downcut spiral
Number of Flutes 2
Warranty 1-year limited
Prop 65 Warning No
Category Straight Mortising Router Bits

Frequently Asked Questions (FAQ):

Q: What materials can this bit cut?
A: Designed primarily for wood and wood-based composites; the downcut geometry excels at clean top edges on laminates and veneers.


Q: Is it suitable for handheld routers?
A: It can be used in handheld routers, but is recommended for CNC machines or router tables for best control and finish.


Q: What shank size does it use?
A: It has a 1/4-in shank; ensure your router collet matches this size.


Q: How long is the cutting edge?
A: The cutting edge length is 3/4-in with an overall length of 2 in.


Q: How many flutes does it have?
A: It features 2 flutes for efficient, balanced cutting.


Crisp, Gallery-Grade Grooves—Every Pass

This Bosch bit sculpts wood with tailored precision, leaving the top surface pristine and ready for a luxe finish. The downcut spiral is the hero—pulling fibers inward for that couture, splinter-free edge. Style it with pale ash or oiled walnut; the grooves it carves become quiet architectural lines. For cabinetry or paneling that whispers sophistication, this is an essential tool in the artisan’s kit.


Upgrade your routing setup with Bosch precision—add this downcut spiral bit to achieve clean, professional results on every pass.

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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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