Trefz John is a highly skilled and dedicated guitar and piano repair service located in Norwood, PA, just outside of Philadelphia. With a reputation for exemplary work, Trefz John offers a range of services including guitar setup and repair, piano parts duplication, and structural repairs.
Customers rave about the exceptional craftsmanship and knowledge of John Trefz, praising his ability to transform instruments and improve their sound. Whether it's adjusting neck and bridge height, restoring damaged frets, or replacing piano bridges and pinblocks, Trefz John is the go-to destination for musicians seeking top-notch repairs and enhancements for their beloved instruments.
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