Tongue and groove work fine but you need to make sure they are set to the correct height. The lack of instructions makes using the 45 degree nozzle a bit tricky (check out what I did there).
Enhance Woodworking Precision with Roundover Milling Rounding Edge Forming Tool
11 Review
High-Performance Whiteside Router Bits UD2102 Compression for Precise Woodworking
10 Review
Ultimate Guide to KOWOOD Router Pieces for Woodwork Beginners
11 Review
Universal tool set 151 items 1/2" -1/4" BG151-1214
28 Review