Timberline 180-70 Timberline "V" Bit Upper B/B

TIMBERLINE by Amana 180-70 TIMBERLINE "V" BIT UPPER B/B 2 Flute with Upper Ball Bearing Designed for "V' grooving cuts guided by a template or pattern. The shank-mounted ball-bearing pilot rides along the template edge, and the cutter duplicates the template contour in the workpiece. With a handheld router, the template must be on top of the workpiece. With a table-mounted router, the template must be on bottom of the workpiece.