Our factory are professional on CD Finished mirco screw, also called Code Division, the screw design for iPhone4. Our micro screw is especially on electronic product decorated used, i. e handphone, tablet and camera. CD Finish can make the micro screw looks brighter. Our line spacing can minimize till 0.02mm, depand on customer requirement. Our current product include M1.0*3.3, FM1.4*3.0~4.0, M1.6*2.5, CM1.2*3.75, CM2*3 and also camera piece.