Zopangira: Polypropylene yosinthidwa imagwiritsidwa ntchito kupanga chubu chamkati ndi njira yotulutsira, ndipo zowonjezera zofunika zitha kuwonjezeredwa.Chubu chakunja chimapangidwa ndi ulusi wagalasi ndi zinthu zake.
Njira yolumikizira: socket ndi socket.
Mtundu wa mankhwala: wosanjikiza wakunja ndi mtundu wachilengedwe kapena wofiira, wosanjikiza wamkati ndi wofiyira lalanje.