Kugwiritsa ntchito kompositi kuzirala kumachepetsa The processing kutentha bwino kukhazikika kwa mankhwala khalidwe.
Wodula wopangidwa pawiri-blade amatha kuzindikira kudulira kosiyanasiyana ndikuwongolera magwiridwe antchito. Njira yokhotakhota yocheperako imatha kuchepetsa kutulutsa kwautsi.