Freud Overhang Trim Router Bit 85 298 3 4 Inch (Solid Surface Sink Cut Out Non Marring Bearing 1 2 Inch Shank Countertop Fabrication) Hammer Drills 7mm to 19mm Material Chrome 7mm to 19mm Material Chrome Molybdenum (Cr Mo) Finish Black Oxide Weight 2 Perma SHIELD® Non Stick Coating: Proprietary thermal barrier coating prevents sap and adhesive gumming while protecting against friction heat and jobsite corrosion The Freud 85 298 3 4 Inch Overhang Trim Solid Surface Router Bit is a professional composite fabrication tool engineered to flush trim sink cutouts with a precise 1 8 inch overhang on Corian Non Marring Synthetic Pilot Bearing: Smooth polymer guide bearing glides safely against finished sink basin walls to prevent abrasive scratching and gouging