Pob zeb diamond saw hlaws Txiav hlav

Tsev Dhau phab 12 Sab tom qab no Rau sab kawg 1/2
Thov xa los xij rau qhov kev txiav txim siab rau cov xov tooj pom kev zoo, diamond wire saw txiav, hlau saws rau pob zeb, xaim txiav, pob zeb diamond txiav saw nrog peb cov pob zeb diamond hlau pom txiav hlaws khoom thiab cov chaw muag khoom. Txaus siab rau qhov zoo tshaj plaws nqi nrog peb lub Hoobkas.