1. Chipboard Screw imatchedwanso Screw for Particleboard kapena Screw MDF.Amapangidwa ndi mutu wa countersunk (nthawi zambiri mutu wapawiri), shank yaying'ono yokhala ndi ulusi wokhuthala kwambiri, komanso podzigunda.
2. Mutu wapawiri wosunthika: Mutu wathyathyathya umapangitsa chipboard screw kukhalabe ndi zinthuzo.Makamaka, mutu wapawiri wowerengera umapangidwa kuti uwonjezere mphamvu yamutu.
3. Shaft yopyapyala: Shaft yopyapyala imathandiza kuti zinthu zisagawe.
4. Ulusi wokhuthala: poyerekeza ndi zomangira zamitundu ina, ulusi wa screw MDF ndi wokulirapo komanso wakuthwa, womwe umakumba mozama komanso molimba muzinthu zofewa monga particleboard, MDF board, ndi zina. Mwanjira ina, izi zimathandiza kwambiri. gawo la zinthu zomwe ziyenera kuikidwa mu ulusi, kupanga chogwira cholimba kwambiri.