Made of tool steel wind instrument kit Suitable for aging, dropping and replacement of Clarinet parts Material has high hardness, high torque, wear resistance and durability Non-rusty material, greatly prolonging service life Replacement parts are simpler and can restore normal work of related parts Keep wind instruments from using normally due to small parts Colour: silver Material: steel Size: longest: 4.3cm Package Contents: 42 x 1.9mm diameter shaft rod 18 x 0.2cm small screw 30 x 1cm taper screw 9 x Pointed screw 3 x Flat head screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.