Iibhola zentsimbi zeJunda Casting zinokwahlulwa zibe ziindidi ezahlukeneyo ukusuka kwi-10mm ukuya kwi-130mm. Ubungakanani bokuphosa bunokuba phakathi koluhlu lweebhola zetsimbi eziphantsi, eziphezulu kunye neziphakathi. Amalungu ebhola yentsimbi abandakanya uyilo oluguquguqukayo, kwaye unokufumana ibhola yentsimbi ngokobungakanani obufunayo. Iinzuzo eziphambili zokusebenzisa iibhola zetsimbi ezinqabileyo zixabiso eliphantsi, ukusebenza kakuhle okuphezulu, kunye noluhlu olubanzi lwesicelo, ngokukodwa kwintsimi eyomileyo yokugaya imboni yesamente.