Zaɓi kayan.Tawul tara kayan gabaɗaya bakin karfe, aluminum gami, zinc gami da tagulla da sauran 4 iri.Bakin karfe yana da arha, juriya na lalata yana da kyau, amma tsarin ba shi da ƙarfi, kwanciyar hankali bai isa ba;Aluminum gami da zinc gami kudin ya fi girma, kwanciyar hankali ya fi bakin karfe;Copper shine mafi kyawun zaɓi don kwanciyar hankali, taurin kai da sheki, amma yana iya zama tsada fiye da yadda yake.Don haka shawa hinges don kofofin gilashi