The primary use of knob cutters is to easily remove unwanted wood from your bonsai tree. The spherical blades and sharp cutting action provide enough force to cleanly and easily remove protruding stubs while leaving a clean cut site that promotes faster healing.
The secondary use of bonsai knob cutters is to remove root or trunk material underneath your tree to assist with properly fitting the bonsai into its pot. The perfect addition to your bonsai tool collection.