It is a set of clarinet repair screw parts includes 10 kinds of maintenance toolsGood replacement part for woodwind clarinet maintenance Features: CLARINET REPLACEMENT KIT: 1 set of clarinet repair screw parts includes 10 kinds of maintenance toolsGood replacement part for woodwind clarinet maintenance PERFECT ACCESSORY: Great accessories to make your old clarinet to be a new one with these parts PREMIUM MATERIAL: Made of qualified metal solid firm and durable to use Great accessory for clarinet enthusiasts PORTABLE: EASY to install with compact size easy for carry and storage Specifications: Condition: 100% Brand New and High Quality Material: Metal Color: Shown as Pictures Suitable for Clarinet Weight: Approx 30g Packing List: 14 x Rollers 6 x Clarinet Springs 11 x Rollers Fixing Screws 6 x Springs Fixing Screws 3 x Wrist Rest Fixing Screws 1 x Adjusting Screw 13 x Spring Needles 17 x Pads 1 x Finger Rest 3 x Rest Fixing Screws