Whiteside Replacement Square Bearings for Flush Trim Router Bits.
Replacement Bearing - Square
Replace the standard 1/2" B3 bearing found on most of our Edge Form bits with the B3SQ square bearing if residue build-up on the bearing or marring of the workpiece is a problem. Recommended for solid surface applications.
- B3SQ is 1/2" square
- B8SQ is 3/4" square
- Both are standard 3/16" inside diameter