Bonsai Concave Knob Cutter Garden Potted Landscape Carbon Steel ToolBonsai knob cutters are useful tools and are specially shaped to allow you to get in close when pruning and shaping bonsai.The blades on knob cutters are curved to help the bonsai trees heal with a natural mark rather than a raised scar. It can remove lots of wood quickly yet is precise enough to shape the final surface cut on the branch. Also can remove the undesirable root or trunk material in the area of a partially removed tap root.Specification:Material: carbon steelTotal length: 210mm \/ 8.27"Maximun opening width: 40mm \/ 1.57"Cutting range: <20mm \/ 0.79"Feature:Carbon steel、 high hardnessNot easy to break and deformSharp blade、 quickly cut branchesPackage Contents:1 x Concave Knob CutterWarm Note:The tools should be wiped with camellia oil after use to keep them in good condition.