Intonation adjuster: The finish of the intonation tool adds a professional and polished look to your guitar. Intonation tool for guitar bridge: Made from firm metal,this intonation tool is and portable,ensuring long-lasting use. Replacement guitar intonation tool: The intonation adjuster is and adjust,allowing guitarists to make changes on their own. Replacement guitar intonation adjuster: The firm metal constructions of the tool ensures that it can withstand the rigors of frequent use. Intonation adjuster for guitar: The guitar bridge intonation adjuster is and compact,making it easy to carry and store.