Ampere raj mis ntes crimping tshuab
Lub capping ib feem ntawm lub tshuab no yog plaub daim, thiab kev ua haujlwm ntawm crimping yog qhov zoo heev ntawm ampere fwj.
Lub crimping loj kuj tuaj yeem xaiv tau.diameter 13 thiab 15 lossis 17 tuaj yeem kho tau.
Tawm saib ntawm lub kaus mom tuaj yeem tshawb xyuas hauv qab no.
Koj puas xav tau, thov txuas rau kuv dawb