Freud Bowl Router Bit 85-187 1-3/4 Inch 12 Degree (Solid Surface Countertop Sink Joint Trimming TiCo Carbide 1/2 Inch Shank Handheld Router)
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Freud 85-187 1-3/4-Inch Diameter 12-Degree Bevel Bowl Solid Surface Router Bit
The Freud 85-187 1-3/4-Inch Diameter 12-Degree Bevel Bowl Solid Surface Router Bit is a specialty countertop fabrication tool engineered to trim and join solid surface undermount sink bowls to kitchen and bathroom countertops with seamless 12-degree beveled seams. Manufactured with TiCo hi-density carbide cutters on a heavy-duty 1/2-inch shank with a 1-3/4-inch cutting height and 3-5/8-inch overall length, this 1-3/4-inch overall diameter bit operates in handheld portable routers. Featuring a non-marring synthetic guide bearing that protects finished basin faces, this bevel bowl router bit solves visible seam gaps, surface scratching, and chatter-mark defect challenges across solid surface countertop fabrication environments.
Best Used For:
- Solid Surface Sink-to-Countertop Joinery: Milling precise 12-degree mating bevels on Corian, Avonite, and acrylic countertop cutouts for flush undermount sink installation.
- Custom Vanity & Kitchen Top Fabrication: Trimming thick composite overhangs and edge seams without leaving chatter marks or seam lines.
- On-Site Handheld Router Trimming: Executing dust-controlled, scratch-free bowl trimming directly on job sites using portable 1/2-inch collet routers.
Key Performance & Safety Features
- Precision 12-Degree Bevel Cutting Angle: Matches exact commercial solid surface sink bowl bevel geometry for tight, invisible adhesive joints.
- Non-Marring Synthetic Pilot Guide Bearing: Smooth polymer bearing rides along finished sink basin walls to eliminate scratching, gouging, and buffing rework.
- TiCo Hi-Density Micro-Grain Carbide Cutters: Formulated titanium-cobalt carbide cutting edges withstand severe thermal friction generated by dense synthetic acrylic resins.
- 1-3/4-Inch Deep Carbide Height Capacity: Extended cutter length accommodates thick built-up countertop edges and deep sink basin lips in a single continuous pass.
- Rigid 1/2-Inch Heavy-Duty Steel Shank: Precision-ground shank provides maximum collet contact area to minimize rotational chatter and vibration.
What's Included
- (1) Freud 85-187 1-3/4 in. Diameter 12° Bevel Bowl Solid Surface Router Bit (1/2 in. Shank)
- (1) Non-Marring Synthetic Pilot Guide Bearing (Pre-Installed)
Technical Specifications
| Manufacturer Brand | Freud |
| Model Part Number (OEM) | 85-187 |
| Overall Bit Cutting Diameter | 1-3/4 in. (44.45 mm) |
| Shank Interface Diameter | 1/2 in. (12.7 mm) Round Shank |
| Bevel Cutting Angle | 12 Degrees Bevel |
| Carbide Cutting Height | 1-3/4 in. (44.45 mm) |
| Overall Bit Length | 3-5/8 in. (92.08 mm) |
| Number of Cutting Flutes | 2 Carbide Cutters |
| Cutter Material Composition | TiCo Hi-Density Micro-Grain Carbide |
| Pilot Guide Bearing Type | Non-Marring Synthetic Polymer Bearing |
| Power Tool Application Platform | Handheld Portable Routers |
| Primary Target Substrates | Corian, Avonite, Acrylic Solid Surface, Polyester Composite Blends |
Pro-Tip: Clean excess seaming adhesive off the sink rim before making your final trim pass so the non-marring synthetic bearing tracks on a smooth surface for a seamless 12-degree bevel joint.
