Steel Router Collet 4-Wing and B9 bearing for use

and B9 bearing for use with 1/4" collets

they're perfect for setting distances from the fence to the cutter

Whiteside 2002 Roundover Router Bit: 5/16 Inch Radius

Secure bearings with a lock collar

and 5/16 Inch Pattern Length

Steel Router Collet 4-Wing and B9 bearing for useCollets are used to provide a strong clamping force to a router bit while reducing the required shank size of the bit in your router. TOOL SPECS: Steel router collet with 1 2" inside diameter, 3 4" outside diameter, and 1 1 4" overall length. REDUCER BUSHING: Easily slips inside your router collet to reduce the inside hole diameter for use with a bit that has a smaller shank. Match the outside diameter with your collet size. EFFICIENCY: Save time