Dual leadgiya rehonye uye worm vhiri imhando yegiya system inoshandiswa kutapurirana simba. Iine gonye, rinova sikururu yakaita secylindrical component ine mazino ehelical, nevhiri rehonye, rinova giya rine mazino anosanganidzana negonye.
Shoko rokuti mutobvu uviri rinoreva kuti gonye rine mazino maviri, kana kuti shinda, dzinomonerera humburumbira pamakona akasiyana. Iyi dhizaini inopa yakakwira giya reshiyo kana ichienzaniswa nehonye imwe chete inotungamira, zvinoreva kuti vhiri rehonye rinotenderera kakawanda pakuchinja kwehonye.
Kubatsira kwekushandisa mbiri inotungamira honye uye vhiri vhiri ndeyekuti inokwanisa kuwana yakakura giya reshiyo mune compact dhizaini, ichiita kuti ive yakakosha mumashandisirwo uko nzvimbo yakashomeka. Kuzvivharirawo, zvichireva kuti gonye rinogona kubata vhiri rehonye panzvimbo pasina kudiwa kwebhureki kana imwe nzira yekukiya.
Dual lead worm uye worm vhiri masisitimu anowanzo shandiswa mumichina nemidziyo yakadai seconveyor masisitimu, midziyo yekusimudza, uye maturusi emuchina.