hat
3. Adopte 38CRMOALA segondè materyèl qality ak tretman nitwojèn sou tèt la scerw, barrrel, modil elatriye, se konsa pati sa yo ka itilize ak mete ak korozivite resisance.
eng
3. Adopt 38CRMOALA high qality material with nitrogen treatment on the scerw ,barrrel ,module head etc, so these parts can be used with wear and corrosive resisance.