U-Type umatshini wokwenza ibholithi

Lo matshini wamkela ukugoba okuthe tye,iukusebenza kulula kwaye kulula.

Ukugoba ukufa kwamkela ukutyhilwa kwe-roller, iziko lomxhuzulane kunye nobukhulu obuvulekileyo bunokulungiswa ngokungekho mthethweni.

Akukho deformation emva kokugoba, ukomelela okuphantsi,tUmnqwazi lolona khetho lungcono lohlobo lwebholithi ye-U ngakumbi

Ukwenziwa kwebholithi yodidi oluphezulu lwe-U.