Can a concrete drilling machine wear a mask?
Dust masks are divided into KN100, KN95, KN90 three grades.
Dust masks are divided into KN100, KN95, KN90 three grades.
Scientific choice of dust masks, choose a good protective effect, smooth breathing, the use of good economic masks.
Work in a dusty environment, for your health, it is recommended to do a good job of breathing protection work.
