This is a wind instrument repair tool, specially designed for adjusting instruments. This wind instrument repair tool is very practical, made of selected materials, wear-resistant and durable, and can be used for a long time without damage. You deserve one. Features -Color: Silver -Material: Steel -Size: About 4.30X1.90X1.90cm/1.69X0.75X0.75inch -Note: It includes 14 whorl rods, 6 pieces of 0.2cm screws, 10 pieces of taper screws, 3 pieces of prong screws, 1 flattop screw. -Using strong materials as steel materials, it can be used for a longer time. -Due to its compact size, you can easily put it in the repair kit without taking up much space. -Simple replacement of parts can restore the normal operation of relevant parts, so that the wind instrument does not affect the normal use of small parts. -Very practical tool, not only can adjust some wind instruments, but also other things according to the needs of life. -It can be given to friends who are learning clarinet. This must be very practical for them. Package list: 56 x thread rods x 0.2cm screws 1cm screws 12 x corn head screws 4 x Flat head screws