1. Thaum lub teeb sawb yog yob, thov tsis txhob teeb lub teeb sawb.
2. Tsuas yog txiav qhov chaw txiab kos rau ntawm lub teeb lub cev, txwv tsis pub, nws yuav ua rau lub tsev tsis teeb.
3. Thaum txhim kho, thov khoov lub teeb sawb mus rau ib sab kom nthuav tawm cov 2-3MM tooj liab hlau, thiab txiav nws nrog ib khub ntawm pliers, tsis txhob tawm burrs kom tsis txhob luv luv Circuit Court.
