SINO ORTHO Photo Contrastor--Occlusal

Aluminum Alloy Contrastor Smooth Rounded edge, ensure maximum patient confortable The best sand blasting process, excellent smooth surface, bring better touch feeling Aluminum hard anodizing, processing, hardness HV400, bring the same hardness as sapphire, more anti scratching Special surface blackening processing, anti-oxidation, anti-corresion, anti-scratching