Ntawv Cutter Riam, Upper Riam, Qaum Riam, Hloov Riam, Qhib Riam, Riam Hla

Peb cov khoom siv mus sij hawm ntev ntawm txhua yam khoom siv hauv tsev lossis txawv teb chaws ntawm cov ntawv txiav tshuab, ntim tshuab, tshuab txiav tshuab xav tau nrog cov hlau hlau ntxig, ntxig hlau riam tawv tawv yog siab, muaj zog hnav tsis ua haujlwm, zoo zoo, (kev pab lub neej ntau dua li cov cuab yeej siv hlau 4-6 zaug siab dua) liab tawv siab, txiav txim siab ntawm 500 degrees siab kub, tseem tuaj yeem tuav HRC62 qib (cov hlau zoo tib yam hauv 200-300 degrees), Ntug ntig hlau hniav haum rau kev txiav txuas, txiav ntug du tsis muaj burr. Cov tawv tawv txheej ntawm cov hniav yog sib sib zog nqus, thiab qhov tawv ntawm cov hniav tseem tsis hloov pauv tom qab ntau qhov sib tsoo. Cov hniav hlau (cov hlau nrawm) yog cov khoom siv rau ua riam. Tus nqi tshwj xeeb ntawm cov hniav yuav tau hais los raws li qhov loj me, khoom siv, qhov tseeb thiab lwm yam kev ua tiav uas tus neeg siv khoom xav tau.