SIZE: The Guitar shims set includes 3 thickness sizes brass shims: 0.2mm(4Pcs), 0.5mm(4Pcs) and 1mm(2Pcs), necessary Luthier Tools for Electric Guitar Bass Players. HIGH QUALITY MATERIAL: Guitar neck shims are made of high quality solid brass material for durable use to match the guitar neck.
Brass electric-guitar E-bass neck shims would be beneficial for guitar players who frequently adjust or replace bass necks of their electric guitars to maintain an optimal fit and sound.