Description: Professional violin/ viola sound post tool kit 1 sound post gauge, 1 sound post retriever, 1 sound post setter Durable quality and exquisite workmanship Perfect tool kit for violin player and DIY luthier Material: Nickel Size Chart: Gauge: Approx. 12 x 3 x 1cm / 4.72 x 1.18 x 0.39inch Retrieve: Approx. 19 x 0.5 x 0.5cm / 7.48 x 0.19 x 0.19inch Setter: Approx. 24 x 1 x 0.2cm / 9.44 x 0.39 x 0.07inch Package Includes: 1 Set Sound Post Tools