Kev cai ntau hom hradness anvils
Siv:
Vee thaiv tau siv rau cylindrical shaped rods los yog tubing;
Caij nplooj ntoos zeeg uas yog cov siv feem ntau yog siv me me thiab loj cov qauv kuaj lub hauv paus;
Pedestal nqaij daim tawv raug siv los soj ntsuam me me thiab daim hlau uas qhov kev pab me ntsis;
Thaiv, Cov Ntxhuab Npog tsim los txhawb cov haujlwm cylindrical;
Pob zeb diamond spot raug pom zoo rau kev nyias nyias, mos hlau;
Eyeball anvils yog tsim los rau kev ntsuam xyuas nrog cov raj;
Gooseneck khoom siv yog feem ntau siv los kuaj qhov sab nraud ntawm phab ntsa nyias nyias;
Cim npe nrov: kev sib tw sib tw, cov khoom lag luam, nqe
