This fits the slotted table which fits the Sorby 447 sharpening jig. It also fits the Pro Edge machine table.
It enables easy sharpening of round tools such as woodturning gouges. It is machined from solid steel.

The slotted jig adaptor table 447JAT is an optional extra for the 447 and 446 jig.

Shown below is the jig in position on the 447JAT table. (available extra)