For cutting draining grooves in solid timber, with a router, for the Belfast type sinks.
Made from hardwearing CNC machined phenolic (12mm thick).
Provides a fall of 0.5 degree.
Grooves at 455mm long and 50mm pitch.
Sight points for lining up.
Three detachable sloping runners giving support.
Check hole for cutter diameter.
Fixing holes for homemade stops for duplication work.