With the Whiteside 3375 Tongue & Groove Assembly Router Bit just one cutter makes both tongue and groove simply by adjusting the height. No bearings to remove! Works with materials from 1/2" to 13/16" thick. Carbide tipped. Double flute. This bit comes with a B5 (5/16" ID x 7/8" OD) bearing. Whiteside Machine Company - Claremont, North Carolina.
SH = Shank Size. LD = Large Diameter. TW = Tongue Width.
1/2" SH X 1-5/8" LD X 9/32" TW