These tools produce the same type of joint & use the same components as the combination PSC sets.
Both parts of the joint are cut by only changing the cutter height.
No reassembly of parts is required to convert the tool from scribing mode to profiling mode and vise-versa.
Router table use only.

Specification:
D=46 mm
D2=40.7 mm
C=15 mm
C2=6.3 mm
R=6.35 mm
R2=6.35 mm
OL=80 mm
Shank Diameter=1/2 inch
Timber thickness min.=21 mm
Timber thickness max.=26.5 mm
For stationary machines at max. recommended speed 18 000 RPM