Lo matshini ukwakhiwa ipateni ezintathu roller symmetrical uhlobo, roller ezimbini central symmetricalIndawo phantsi kwerola ihamba ngokuthe nkqo kwi-screw worm kunye nomama wesilika, Ababini basezantsiIiRoller zijikeleza ngemveliso yokunciphisa igiya kunye neerola ezisezantsi zeGear mesh, ukubonelela ngetorqueIphepha lokuqengqeleka. Ukungalungi komatshini kukuba ukugoba kwepleyiti yokuphela kufuna ukusetyenziswa kwezinye izixhobo.