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Instrument Services

COSMM is Redmond's local fretted instrument repair shop. Offering affordable guitar maintenance and high quality replacement parts, we can get your instrument playing it's best again.

COSMM offers guitar rentals to our students to support their growing interest with an instrument that matches their stature, for now! All of our rental instruments are maintained and are in top condition.

Get a Quote

Contact us for a quote on your repair or rental!

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