Studio shot of the Freud 39-522 Top Bearing Ogee Fillet Groove router bit featuring a red Perma-SHIELD body, two carbide cutters, 1/4 inch silver shank, and a top-mounted ball bearing.
Technical profile diagram illustrating the Ogee Fillet Groove shape cut into a wood surface by the Freud 39-522 bit, showing the top bearing riding against a template guide with a 1/8 inch radius and 3/4 inch width.
Illustration of a flat wooden panel featuring a rectangular decorative groove with an Ogee Fillet profile routed into the surface to simulate a raised panel look.
Studio shot of the Freud 39-522 Top Bearing Ogee Fillet Groove router bit featuring a red Perma-SHIELD body, two carbide cutters, 1/4 inch silver shank, and a top-mounted ball bearing.
Studio shot of the Freud 39-522 Top Bearing Ogee Fillet Groove router bit featuring a red Perma-SHIELD body, two carbide cutters, 1/4 inch silver shank, and a top-mounted ball bearing.
Technical profile diagram illustrating the Ogee Fillet Groove shape cut into a wood surface by the Freud 39-522 bit, showing the top bearing riding against a template guide with a 1/8 inch radius and 3/4 inch width.
Illustration of a flat wooden panel featuring a rectangular decorative groove with an Ogee Fillet profile routed into the surface to simulate a raised panel look.
Studio shot of the Freud 39-522 Top Bearing Ogee Fillet Groove router bit featuring a red Perma-SHIELD body, two carbide cutters, 1/4 inch silver shank, and a top-mounted ball bearing.
Freud

Freud Router Bit 39-522 3/4 Inch Dia 1/4 Inch Shank Ogee Fillet Groove (24000 RPM Top Bearing TiCo Carbide Perma-SHIELD Cabinet Panel Tool)

Only 2 left
SKU: 39-522
$33.49 USD

Description

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Precision Freud 3/4 Inch Top Bearing Ogee Fillet Groove Router Bit 39-522 with 1/4 Inch Shank

The Freud 39-522 3/4-Inch Diameter Top Bearing Ogee Fillet Groove Router Bit operates as an industrial-grade pattern-routing and surface-grooving tool engineered to execute a symmetrical 1/8-inch radius ogee profile with a flat-bottom fillet step on solid hardwoods, softwoods, cabinet plywood, and wood composites. Manufactured with micrograin TiCo High-Density Carbide cutters coated in friction-reducing Red Perma-SHIELD non-stick finish, this 1/4-inch shank bit features a top-mounted pilot ball bearing, a 1/2-inch carbide height, and a 24,000 RPM maximum speed rating. Compatible with handheld portable routers and router table setups, this shank-bearing template bit follows top-mounted patterns accurately to simulate raised panel door construction across cabinet panels, drawer fronts, and decorative architectural millwork.

Best Used For:

  • Top-Template Cabinet Panel Grooving: Tracing top-mounted wooden templates with the shank bearing to plunge-rout simulated raised-panel ogee channels across flat cabinet doors.
  • Guided Surface & Edge Mold Milling: Running along straightedge guides or router table fences to profile classical ovolo border moldings on display plaques and furniture panels.
  • Pattern-Guided Millwork Detailing: Executing high-speed surface template fluting and decorative channel cuts across cabinet plywood and MDF stock.

Key Performance & Safety Features

  • Shank-Mounted Top Pilot Ball Bearing: Top-mounted guide bearing follows templates placed on top of the workpiece for unobstructed pattern vision during plunge cuts.
  • TiCo High-Density Micrograin Carbide: Proprietary titanium-cobalt carbide formulation maintains razor-sharp edges up to four times longer than standard carbide.
  • Red Perma-SHIELD Thermal Barrier Coating: Non-stick fluoropolymer coating insulates the bit body against heat buildup, pitch accumulation, and rust corrosion.
  • Precision Plunge-Capable Flute Design: Dual carbide cutters allow smooth center plunging and continuous surface grooving without chatter or bottom-corner burning.
  • High-Speed 24,000 RPM Rating: Computer-balanced bit body maintains rotational stability and chatter-free operation at maximum router speeds.
  • Universal 1/4-Inch Shank Profile: Fits standard 1/4-inch collet assemblies across compact palm trimmers, handheld plunge routers, and router tables.

What's Included

  • (1) Freud 39-522 3/4" Diameter Top Bearing Ogee Fillet Groove Router Bit (1/4" Shank)
  • (1) Pre-Installed Top-Mounted Pilot Ball Bearing Assembly

Technical Specifications

Brand Name Freud
Model Number SKU 39-522
Product Tool Classification Top Bearing Ogee Fillet Groove Router Bit
Overall Cut Diameter (D) 0.750 in. (3/4 in.)
Shank Diameter (A) 0.250 in. (1/4 in.)
Carbide Cutting Height (h) 0.500 in. (1/2 in.)
Overall Bit Length (H) 2.1875 in. (2-3/16 in.)
Profile Radiused Curve (R) 0.125 in. (1/8 in.)
Minor Diameter (n) 0.250 in. (1/4 in.)
Minor Height Measurement (m) 0.15625 in. (5/32 in.)
Pilot Ball Bearing Position Top-Mounted Shank Bearing
Number of Cutting Flutes 2 Precision Carbide Wings
Maximum Rotational Speed 24,000 RPM (Speed Adjustment Required)
Protective Body Finish Red Perma-SHIELD Non-Stick Coating
Carbide Grade Composition TiCo High-Density Micrograin Carbide
Machine Equipment Compatibility Handheld Plunge Routers and Router Tables with 1/4" Collet

Pro-Tip: When using top-bearing ogee fillet bits with template guides, secure your template to the workpiece using double-sided woodworking tape. Ensure the template stock is thick enough for the top bearing to ride against full bearing height without contacting the router collet nut or bottoming out prematurely.