205mm Black Carbon Steel Ryuga Round Branch Cutter. A must have tool for removing unwanted branches from your medium and larger sized bonsai trees. This branch cutter has a rounded blade for leaving hollows when making cuts. They are also known as concave branch cutters. They aid in a quicker healing times by allowing the cambium to roll over into the wound. If you want a flat branch cutter please look for the standard branch cutters. These are the a medium sized round branch cutter, Ideal for working on medium and larger sized trees. There is also a small size available in this style.