The Grover Sta-Tite Dulcimer 870 series rosewood button tuning pegs provide you with a premium set of friction pegs for your dulcimer or banjo. With a metal shank and two knurled bushings, these pegs offer you a tight, secure fit and the ability to finely tune each string. The pegs feature a 5/16" post hole to fit most traditional dulcimers and banjos, and they accommodate headstocks from 11.11 mm to 15.8 mm in width. These lightweight yet durable pegs are a drop-in replacement for your existing pegs. They allow string gauges up to .074" for versatility. The rosewood buttons provide an attractive, traditional look to complement your instrument.