Taayirada Shiidaalka ee Xajmiga Yaryar ee loo yaqaan 'Furing Discs' ayaa caadi ahaan loo isticmaalaa shiididda iyo dhamaystirka agabyada kala duwan ee warshadaha iyo warshadaha.Isticmaalka qaar ka mid ah kuwa caadiga ah waxaa ka mid ah: Shiididda Birta: Xajmiga yar yar ee qashinka wax lagu shiido giraangiraha ayaa inta badan loo isticmaalaa
Taayirada Goynta-isku-xidhka-yar-yar ee Resin- bonded kaas oo sidoo kale loo yaqaanno saxannada jarista ayaa caadi ahaan loo isticmaalaa jarista agabyada kala duwan ee warshadaha iyo warshadaha wax soo saarka.Qaar ka mid ah isticmaalka caadiga ah waxaa ka mid ah: Goynta Birta: Xajmiga yar yar ee giraangiraha la gooyey ayaa inta badan loo isticmaalaa in lagu gooyo qaybaha birta...