1.Imashini irakwiriye mugice kinini kandi ikabyara umusaruro umwe wa silindrike spur hamwe nibikoresho bya tekinike, ibyuma byinyo na spock.
2.Imashini irangwa no gukomera, imbaraga nyinshi, gukora neza, kandi byoroshye gukora no kubungabunga.
3. Imashini ntishobora gukoreshwa gusa no gukata imbere no gusubira inyuma, ariko kandi ikoresheje ibiryo bya axial cyangwa radial.