Amana Tool Carbide Tipped Flush Trim Plunge Template 1/2 Dia x 1-1/4 x 1/2 Inch Shank w/ Upper Ball Bearing Router Bit - Edge of Arlington Saw & Tool, Inc.
MR0107 Miniature 22.5 Degree Chamfer with 3/16 Dia Ball Bearing x 1/2
Flush Trim with Lower Ball Bearing Router Bit | Amana Tool Technical Series - YouTube
Ball Bearing Router Bits - StewMac
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Whiteside Router Bits 3000 Template Bit with Ball Bearing : Amazon.ca: Tools & Home Improvement