Peb sab hauv tsim tuag ntawm ib txoj kab uas hla, lub nplhaib thiab tiaj tus, nrog lub qhov diam ntawm 1.5 mus rau 24 hli, nrog rau txhua yam ntawm qhov seem, hauv chrome steel, hauv rooj plaub-hardened steel los yog hlau rau induction hardening. Zaj dab neeg ntev ntawm hongyang Dies tso cai rau peb kom muaj ntau yam kev kos duab thiab kev paub ntev ntawm peb lub tuam txhab kev ua haujlwm tso cai rau peb muab cov kev daws teeb meem tshwj xeeb thiab tus kheej tsim, raws li cov kev xav tau tshwj xeeb ntawm Cov Neeg Siv Khoom.
