with this tool you can grind a knife convex.

Fits all systems that have a divisible push rods with 8mm.

The tool is simply inserted between the two bar parts.

It is fixed with a clamp by means of grub screw.

The angle convex can then be adjusted continuously rather than fixed as in other systems.

About the height of the push rod and the bend in the rod the tool allows freely adjustable.

The insides are roughened so that the angle can not adjust.