Plectrum, for playing a guitar, is of carbon fiber material with a maximum of 10 holes drilled at the point

摘要

The plectrum (2), for guitar playing, is of carbon fiber material with holes drilled at the point (1). The plectrum has a maximum of 10 drillings with a minimum diameter of 0.5 mm and a maximum diameter of 14.0 mm. The plectrum has a minimum thickness of 0.1 mm and a maximum of 3.0 mm.