Adopting great quality material, which let you use for a very long time. Though it is simple in design, it's so practical when you use it. The excellent workmanship of our product will bring you a good experience. Easy and convenient to install and use, it is a set of very piano tuning tools. Features - Color: Assorted color. - Material: Metal, cloth, wood. - Size: 29.00X7.18X2.50cm/11.40X2.82X0.98 inch. - The piano tuning wrench is easy to use, bring much convenience to you. - L-shape design, this piano tuning wrench is easy to use it and convenient to carry. - It is manufactured with professional technology to ensure the of the product and can work for a long time. - You are able to finish the piano fixing jobs by yourself with the tools and learn some kind of new ability during this process and also money-saving. - This indispensable kit set for piano players to do piano tuning work. And we are sure that you will be satisfied with it. Package list: 1 set x piano tuning tools