This is a professional bonsai knob cutter set (a pair) manufactured by Hirohide of Japan. Crafted entirely from stainless steel, the tools feature a high-polish finish that gives them a lustrous, refined appearance. They are equipped with an internal return spring for effortless operation and a safety lock to secure the blades during storage, preventing accidental opening or closing. Ideal for trimming burls and protruding branch stubs, these cutters are essential tools for bonsai enthusiasts engaged in shaping and pruning.