Cut perfectly fitted tongue-and-groove joints on stock between 3/8" ad 1-1/8" thick with a table-mounted router and this assembly. The tool consists of an arbor with an integral shank, two identical, removable slotting cutters, and a pair of bearings. To cut tongues, sandwich one bearing between the two cutters. To cut slots, mount one cutter between the two bearings.

• D-bit width = 1-5/8"
• B-blade height = 3/4"
• d-shank diameter = 1/2"
• L-overall bit length = 3"
• t-thickness = 1/4"
• B1-depth = 1/4"
• C-chamfer = 3/8"