Uwu ndi msomali womwe umapangidwira matabwa, omwe adzalowetsedwa mwamphamvu kwambiri mumtengo.Ngati mtengowo sunawole, n’zosatheka kuuzula, ndipo ngakhale utauzula moukakamiza, umatulutsa nkhuni zapafupi.Chinthu chinanso choyenera kukumbukira ndi chakuti zitsulo zamatabwa ziyenera kutsekedwa ndi screwdriver.Osagogoda ndi nyundo, zingawononge nkhuni zozungulira.
Ubwino wa zomangira zamatabwa ndikuti luso lophatikizira ndi lamphamvu kuposa misomali, ndipo limatha kuchotsedwa ndikusinthidwa, zomwe sizimapweteketsa matabwa ndipo ndizosavuta kugwiritsa ntchito.
Zomangira zamatabwa ndi mtundu wa zomangira zomwe zimagwiritsidwa ntchito ndi matabwa.Nthawi zambiri amakhala ndi tsinde lopindika, lopindika lokhala ndi nsonga yolunjika yomwe imawalola kuthamangitsidwa mosavuta mumitengo.Zomangira zamatabwa zimabwera m'makulidwe ndi masitayelo osiyanasiyana, kuphatikiza mutu wathyathyathya, mutu wozungulira, ndi mutu wa countersunk.
Mtundu umodzi wodziwika bwino wa matabwa ndi screwdriver wa Phillips mutu, womwe uli ndi zopindika zooneka ngati mtanda pamwamba pa mutu zomwe zimalola kuti ziyendetsedwe mosavuta ndi Phillips mutu screwdriver.Mitundu ina yowononga nkhuni imaphatikizapo square drive, torx drive, ndi slotted drive.
Zomangira zamatabwa zimagwiritsidwa ntchito kwambiri pomanga, kupanga mipando, ndi ntchito za DIY.Amapereka mphamvu yolimba, yotetezeka ndipo amapezeka mumitundu yosiyanasiyana kuti agwirizane ndi matabwa omwe akugwiritsidwa ntchito.Posankha wononga matabwa, ndikofunika kuganizira zinthu monga kutalika, m'mimba mwake, ndi chiwerengero cha ulusi kuti muwonetsetse kuti ndi yoyenera komanso yogwira mwamphamvu.