Freud/Diablo 39-228 3/8" Radius Ovolo Bit offers a refined way to add decorative grooves and a graceful ovolo edge to molding, doors, and furniture. Crafted for consistent, repeatable results, this bit is a go-to for achieving a classic French Provincial look on cabinetry and trim projects.

Designed to work with edge guides or fences, this bit makes it simple to create roundover or beading edge profiles along long edges or multiple pieces, ensuring uniformity from piece to piece. Its 3/8" radius delivers a bold, yet elegant curve that enhances light catch and shadow lines, giving depth and character to your workpieces.

Versatility is a core strength: suitable for hard and soft woods, it performs reliably whether you’re routing by hand, mounting a bit in a table router, or programming a CNC workflow. The 39-228 profile is a practical choice when you want that distinctive ovolo detail without sacrificing precision or surface finish.

What you can create with the 3/8" Radius Ovolo Bit

• Decorative grooves and edges in molding, cabinetry, and furniture components
• Elegant French Provincial style doors and cabinet details
• Consistent roundover and beading edge profiles along long edges or rails
• Precise, repeatable profiles across batches when used with CNC routers

Why this bit stands out

• Distinctive 3/8" radius creates a noticeable, upscale ovolo edge that enhances architectural and furniture details
• Part of the Freud/Diablo line, known for durable carbide performance and dependable edge quality
• Flexible compatibility with handheld, table-mounted, and CNC routers for a wide range of setups
• Optimized for both hard and soft woods, enabling seamless use across projects and materials

Practical tips for best results

• Use an edge guide or fence to maintain a steady profile along long edges and repeated runs
• Test on scrap wood to dial in feed rate and depth before working on your main pieces
• Pair with corresponding molding plans or templates to achieve cohesive design language across a project
• Keep router speed and feed consistent to maximize surface finish and minimize tear-out on delicate woods