Product Description Material: Stainless steel, wood Color: Multicolor Quantity: 8 pieces Package Contents: 1*wrench, 1*tuning bar, 6*mutes Piano Tuning Wrench: Features an L-shaped design, crafted from hard stainless steel with a wooden handle for durability and wear resistance. It's easy to use and portable. Temperament Strip: Made of felt material, this strip is used to mute two octaves at once by inserting it between string groups with a screwdriver or flat hammer shaft, offering an efficient way to set temperament and save time. Rubber Mutes Kit: Includes 2 rubber mutes with handles and 4 rubber mutes. Made from durable, natural rubber and properly tapered, these help mute sections more easily. Multi-Use: An ideal piano tuning kit for apprentices, students, teachers, coaches, professional piano tuners, or anyone looking to learn piano tuning. Gifts for Music Lovers: If your friend or family member is a pianist, they'll appreciate this set of tools for piano maintenance. This tuning tool set makes a thoughtful gift for family, teachers, daughters, sons, or relatives on Christmas, housewarmings, Thanksgiving, or birthdays.