Lesi sihloko sethula izinyathelo zokuphepha zokufakwa kwe-locknut.
Lesi sihloko sethula izinyathelo zokuvikela zokusebenzisa ama-screw cap.
Lesi sihloko sethula ukucatshangelwa kokufakwa kwedivayisi yokuvala uphawu.
Lesi sihloko sethula izinyathelo zokuphepha zokufakwa kwamalunga ekhebula angangeni manzi.
Lesi sihloko sethula izinyathelo ezihlukahlukene zokuqapha lapho ufaka izindlala zekhebula.
Lesi sihloko sethula izinyathelo zokwelashwa ezingangenwa amanzi zamajoyinti amaphakathi ekhebula le-low-voltage.