Amana Tool Ball Bearings with Retainer for Insert Shaper Cutters No Discount but they also allow for

but they also allow for a safer cutting experience

The negative hook angles make flat bottom grooves and virtually splinter-free cuts

durable case does not shatter or break when dropped

this Brooklyn post to post ball top newel will flatter any architectural design

brass and other non-ferrous metal extrusions

Amana Tool Ball Bearings with Retainer for Insert Shaper Cutters No Discount but they also allow for(Ball bearing with retainer.) Designed for template shaping such as arched or cathedral doors, etc. Features a steel ball bearing center and interchangeable, lightweight aluminum rub collar sleeves. To order, specify rub collar (example: #61600, 75mm), and then order the correct size bearing to fit your spindle. The bearing includes a special steel retaining collar that properly secures the assembly to your spindle (3 4," 1," 1 1 4" or 30mm).