Product material: stainless steelColor: MulticolorQuantity: 8 piecesPackage content: 1*wrench, 1*tuning rod, 6*dampers1.Piano tuning wrench: L-shaped design, made of hard stainless steel and wooden handle, durable & wear-resistant, easy to use and portable to take with you.2.Temperament strip: Temperament strip made of felt material, used to mute two octaves at once by pushing between the groups of strings with a screwdriver or flat hammer shaft, this is the most effective way to set a temperament, saving you a lot of time.3.Rubber damping kit: 2 rubber dampers with handles and 4 rubber dampers, made of durable and natural rubber and properly tapered, help you mute the section more easily.4.Versatile: Perfect piano tuning kit for apprentices, students, teachers, trainers, professional piano tuners or anyone who wants to learn piano tuning.5.Gifts for those who like musiciansIf your friend or family member is a pianist, he or she needs this set of tools to repair their piano. This set of tuning tools is a meaningful gift for your family, teacher, daughter, son or relatives on Christmas, moving, Thanksgiving or birthday.