Cut D for all Groovers is 41.27mm.
Bore diameter for all Groovers is 6.3mm.
To suit TTLDTA Arbors.
Use TTLDTANB Arbor when no Bearing is used.
Use TTLDTA Arbor with TTB16 Bearing.
Shims allow small T&G sections to be produced.
TTLDTA Arbors also suit 1/4 inch - 6.35mm bore diameter TCT Mini Groovers 2 Wing.