What Size Is M1 Screw?
What Size Is M1 Screw? M1 (1mm) Thread Size (T) 12mm Thread Length (L) 0.7mm Head Length (H) What does M mean in screw sizes? M = This designates the fastener is a metric size. 10 = The nominal diameter in millimeters. 1.0 = The thread pitch, or distance between threads, in millimeters. 20 =