Whiteside Bearing 1-1/8 in. OD x 1/2 in. ID is a high-quality industrial bearing designed to meet the demands of professional woodworking. These bearings are the same reliable components ly equipped on Whiteside's bearing-mounted router bits, ensuring durability and precision. I for replacing worn-out bearings, they also allow you to interchange with existing bearings to adjust cutting depths effortlessly. Additionally, these bearings can be added to bit shanks to bits into bearing-guided tools, for template or pattern work. When adding bearings to bit shanks, be sure to use the appropriate size lock collar, either LC14 or LC12, for secure installation. Each bearing is sold individually, providing flexibility for your specific needs. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this bearing combines quality craftsmanship with practical functionality. Model Number: B11