Umatshini wokuRola umsonto ulungele ukuqengqeleka ukwenza ngokuthe tye, isikrufu kunye nohlobo lweringi, njl, kunye nobubanzi be-Ø4-Ø36 kwindawo ebandayo. Ixhotyiswe nge-screw molds, iyakwazi nokwenza ucingo olufihliweyo (imisonto efihliweyo ngaphakathi kwendawo yokusebenza), i-screw iyonke. Isekwe ngeepleyiti zentsimbi ze-welding, ...
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