Cross-Recessed Raised Countersunk Head Wood Screws imapereka njira yabwino komanso yodalirika yomangira matabwa. Zokhala ndi mutu wokwezera wokwezera mutu komanso mutu wopindika, zomangira izi zimatsimikizira kulumikizana kotetezeka komanso kuyika kosavuta. Sankhani zomangira izi pama projekiti anu opangira matabwa molimba mtima.
[224]
Kumanga kwa Wood Mwachangu:Cross-Recessed Raised Countersunk Head Wood Screws imapereka njira yabwino yomangira matabwa motetezeka, kupereka kudalirika komanso kosavuta kugwiritsa ntchito matabwa.
Kukwezera Countersunk Head Design:Mapangidwe amutu okwera a countersunk amalola wononga kuti ikhale pansi pomwe imayikidwa, ikuwoneka bwino pomwe ikupereka kugwiritsitsa komanso kuchotsa mosavuta.
Mapangidwe Okhazikika:Ndi mapangidwe awo ophatikizika, zomangira zamatabwazi zimalola kuyika ndi kuchotsedwa mosavuta pogwiritsa ntchito screwdriver yogwirizana, kuwonetsetsa kuti ndizosavuta komanso zogwira ntchito panthawi yosonkhanitsa ndi kukonza.