Siffofin tsutsa:
1. Yana ba da babban raguwar raios don nisan cibiyar da aka ba
2. Quite kuma santsi aikin meshing
3. Ba zai yuwuwa wata dabarar tsutsa ta tuka wor ba sai an cika wasu sharudda
Ka'idodin aikin tsutsotsi:
Hanyoyi biyu na kayan tsutsotsi da tuƙin tsutsotsi suna daidai da juna; Ana iya ɗaukar tsutsa a matsayin helix mai haƙori ɗaya (kai ɗaya) ko hakora da yawa (kawuna masu yawa) rauni tare da helix akan silinda, kuma kayan tsutsotsin yana kama da madaidaici.kayan aiki, amma hakoransa sun rufe tsutsa. A lokacin meshing, jujjuyawar tsutsa ɗaya za ta fitar da dabarar tsutsa don juyawa ta haƙori ɗaya ( tsutsa mai ƙarewa ) ko hakora da yawa ( tsutsa mai ƙarewa). na shugabannin tsutsa Z1/yawan hakora na tsutsa dabaran Z2.