Babban fasalin wannan famfo shine ƙirar knurled, wanda ba wai kawai yana ƙara ƙarfin juzu'i ba kuma yana yin tasiri mara kyau lokacin tsaftacewa, amma kuma yana ƙara salo na musamman ga gidan wanka.An yi shi da jan karfe 59, wanda yake da dorewa kuma a lokaci guda zuwa tasirin haifuwa da disinfection.Ana amfani da madaidaicin bawul ɗin yumbu wanda aka gwada don sauyawa 500,000, don ku iya damuwa game da tallace-tallace.