O le Gongbing self drilling screws e faʻaaogaina tekinolosi Siamani, e iai le mamanu talafeagai, malosi faʻamau ma faigofie ona faʻaoga:
O mea mataʻina o loʻo faʻaaogaina uma mai kamupani uʻamea tetele i totonu o le atunuʻu ma e mafai ona faʻamalieina manaʻoga faʻamalosi o paʻu malolosi: o le lalolagi e sili ona alualu i luma tekinolosi togafitiga, anti-corrosion ma le tau tetee e 5 taimi o oloa galvanized masani.
O le EPDM fa'aoga fa'aoga e lelei fa'amaufa'ailoga, fa'afefe vevela, fa'ama'i fa'ama'i,
Ole malosi ole malosi e sili atu le maualuga nai lo le fufulu EPDM masani.
Hexagonal drill si'usi'u uaea e masani ona faʻaaogaina mo le faʻapipiʻiina o lanu uʻamea lanu o fausaga uʻamea, ma e faʻaaogaina foi mo le faʻapipiʻiina o papatusi manifinifi fale faigofie, ma faʻafesoʻotaʻi uʻamea i uʻamea e pei o keels uamea mama, kiels laupapa, ma faʻamatalaga alumini.