1. Diameter: Miyezo yodziwika bwino imaphatikizapo M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, etc., mu millimeters. 2. Ulusi phula: ndodo zokhala ndi ma diameter osiyanasiyana nthawi zambiri zimagwirizana ndi mapilo osiyanasiyana. Mwachitsanzo, phula la M3 nthawi zambiri ndi 0.5 millimeters, M4 nthawi zambiri ndi 0,7 millimet ...
Werengani zambiri