isinyathelo sokuprakthiza

Ama-step drills asetshenziselwa ikakhulukazi ukubhola amapuleti ensimbi amancane ngaphakathi kuka-3 mm. Ibhithi elilodwa lokubhoboza lingasetshenziswa esikhundleni sezingxenye zokubhoboza eziningi ukuze kucutshungulwe izimbobo ezinobubanzi obuhlukene njengoba kudingeka, futhi izimbobo ezinkulu zingacutshungulwa ngesikhathi esisodwa ngaphandle kwesidingo sokushintsha izingcezu zokubhoboza noma izimbobo zokubhoboza. linda.

thintana

Uma udinga imikhiqizo sicela ubhale phansi noma yimiphi imibuzo, sizophendula ngokushesha ngangokunokwenzeka.