Introduction: The M300 Housing uses 0.8T electrolytic SECD-O metal and precise stamping to deliver micro motor casings with 24.3 mm diameter and 12.4 mm size for reliable laptop apps. in a very compact electronics https://thisarticlewasrepostedfr492930.signalwiki.com/2507705/technical_facets_of_precision_metallic_stamping_for_laptop_motor_casings