Izindwani zokufaka ezivame ukusetshenziswa ezivame ukusetshenziswa ngunxantathu ovamile, i-quadrilateral, i-pentagon, unxantathu oyi-convex, indilinga kanye ne-rhombus.Ububanzi bomjikelezo obhaliwe wephrofayela ye-blade yipharamitha eyisisekelo yensingo, futhi ubukhulu bayo (mm) uchungechunge buyi-5.56, 6.35, 9.52, 12.70, 15.88, 19.05, 25.4….Ezinye zinezimbobo phakathi nendawo kanti ezinye azinazo;abanye abanawo noma ama-engeli ahlukene wokusiza;amanye awanawo ama-chip breaker, kanti amanye anama-chip breaker ohlangothini olulodwa noma zombili.