Miniature screw, minisize screw, minitype screw, watch screw, mobile phone screw, the minimum can be M0.7 Miniature screw, minisize screw, minitype screw, watch screw, mobile phone screw, the minimum can be M0.7Used in watch, mobile phone, small MP3 player, and so on.Material can be stainless steel, alloy steel, brass, aluminum, and so on Miniature Screw