1. Isixhobo sombane, kufuneka ucofe iqhosha kuphela ukuvula nokuvala, akukho mfuneko yokubamba ikhabhathi 2. Isithinteli seHydraulic, ukongeza ioyile yokuchasa ngaphakathi, ukuvala okuthambileyo okupheleleyo, akukho ngxolo 3. Intonga ye-stroke eqinileyo, uyilo oluqinileyo, ubunzima obuphezulu ngaphandle kokuguqulwa, inkxaso enamandla ngakumbi 4. Ufakelo olulula lwezixhobo zeKhabhinethi