Answer
Ana amfani da hanyar 'Plunger da Tapered Sleeve' don babban taro mai sarrafa kansa. An sanya hannun riga mai taper na ciki a hankali a kan ramin, kuma mai ɗaukar hoto yana tura zoben karkace ta hannun hannun, yana faɗaɗa shi iri ɗaya har sai ya shiga cikin ramin. Wannan yana tabbatar da ko da rarraba damuwa kuma yana hana nakasar dindindin. 'Tsakarwa' ta hannun hannu ya ƙunshi farawa ɗaya ƙarshen zobe a cikin tsagi da tafiya sauran zoben kewaye da kewaye. Yayin da iska ba ta buƙatar kayan aiki na musamman, yana ɗaukar haɗari mafi girma na 'fiye da yaɗa' zoben ko tarar saman sandar. Don zoben da ke da bangon radial $b> 6$ mm, shigarwa na hannun hannu yana zama da wahala ta jiki, kuma haɗarin zoben 'dogon baya' da haifar da rauni ko lalacewa yana ƙaruwa.
