Whiteside Bearing 1 in. OD x 3/16 in. ID is a high-quality industrial bearing designed for precision and durability. These bearings are the same equipment used on Whiteside's bearing mounted router bits, ensuring reliable performance. I for replacing worn-out bearings, they also allow you to interchange with existing bearings to automatically adjust cutting depths or add to bit shanks to make them bearing guided for template or pattern work. When adding bearings to bit shanks, be sure to use the appropriate size lock collar, such as LC14 or LC12. Each bearing is sold individually, providing flexibility for your woodworking needs. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this bearing delivers consistent quality and performance. Model Number: B29