MATERIAL：Guitar neck shims are made of solid brass material for use to match the guitar neck. WIDELY USED: The guitar neck shims are designed to fit onto most electric guitars and basses. SIZE: The Guitar shims set includes 3 sizes brass shims: 0.2mm(4Pcs), 0.5mm(4Pcs) and 1mm(2Pcs), necessary Luthier Tools for Electric Guitar Bass Players.
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