Bosch 1/2-in Carbide-Tipped Core Box Router Bit, 1/4-in Radius, 1-1/4-in CEL

Regular price $32.98

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Bosch 1/2-in Core Box Router Bit

Premium Bosch core box router bit with 1/2-in shank and micrograin carbide-tipped cutting edges delivers smooth, rounded grooves in wood. The fully hardened steel shank and control-cut design enhance durability and reduce kickback for precise routing in doors, columns, and decorative work.


Key Features:

  • Micrograin Carbide Tips: Superior wear resistance and long cutting life with extra-fine finish.
  • Control-Cut Design: Helps minimize kickback for smoother, safer routing.
  • Deeper Round-Nose Profile: Ideal for cutting rounded surface grooves in doors, columns, and decorative accents.
  • Durable Steel Shank: Fully hardened and tempered 1/2-in shank resists bending and vibration.
  • Clean Results: 2-flute geometry provides smooth, accurate cuts.

Specifications Table:

Specification Details
Bit Shank Diameter 1/2-in
Overall Diameter 1/2-in
Radius 1/4-in
Cutting Edge Length 1-1/4-in
Overall Length 2.75 in
Bit Material/Finish Carbide-tipped
Bit Style Core box
Number of Flutes 2
Bevel N/A
Warranty None
CA Residents: Prop 65 Warning(s) No
UNSPSC 27112800
Category Surface Forming Router Bits

Frequently Asked Questions (FAQ):

Q: What router shank size does this bit fit?
A: It has a 1/2-in shank and fits routers that accept 1/2-in shank bits.


Q: What groove size does it cut?
A: It is a core box bit with a 1/2-in overall diameter and a 1/4-in radius, with a 1-1/4-in cutting edge length for deeper grooves.


Q: What materials can I use it on?
A: Designed for wood and wood composites; not recommended for metal or masonry.


Q: Does it have a warranty?
A: Per the listing, there is no manufacturer warranty specified.


Q: How many flutes does the bit have?
A: It has 2 flutes for smooth cutting performance.


Sculpted Grooves, Gallery-Grade Detail

This core box bit carves elegant, satin-smooth channels that instantly elevate cabinetry and millwork. I love the deep round-nose profile—it lends a refined, custom touch to panels and columns. Try pairing parallel grooves on a pale oak slab for a chic, ribbed texture that feels architectural yet warm. A small tool with luxe impact, it’s a must for curated, craftsmanship-forward spaces.


Bring precision and polish to your next build—add this Bosch core box bit to your toolkit today.

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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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