Why choose Amadget brass guitar bridge pin instead of bone and ebony guitar bridge pin ?? Brass is harder and lasts much longer than bone and palstic one. ? It can increase the high frequency content of your guitar, let the tone more attractive. ? Brass is not easy to be wear and tear than tusq bone or plastic, let alone be boken, so it has a longer sevice life. ? Makes it look high grade and beautiful. Package Includes:-6 * pcs brass guitar pins -1 * pcs Guitar Bridge Pin Puller