I think this is definitely converts a Minicraft drill into a lathe, not so sure about a router, may be some bits missing so please check the photos so you know what you are buying.
PRO WOODTURNING LATHE BALL TURNING TOOL FOR RECORD ,APTC,HARRISON and ANY LATHE
WOOD LATHE BALL TURNING TOOL FOR RECORD ,APTC,HARRISON and ANY LATHE
WOODTURNING LATHE BALL TURNING TOOL FOR RECORD ,APTC,HARRISON and ANY LATHE
Trend 12 Piece Router Cutter Starter Set, 1/4 Inch Shank, Tungsten Carbide
Fine woodworking Method Of Work, 4 Books Table Saw, Router, Workshop, Finishing.
Carbide Tipped Wood Lathe Turning Tools Woodturning Tools Set for Lathe Finisher