... number: DIN,GB,ANSI SS304,303 Security Screw 1Place of origin:Guangdong China(mainland)2Material:stainless steel,carbon steel3Size:length,5 ... -60mm,head thick,0.1 head size.54model number: DIN,GB,ANSISS304,303 Security ... Screw 1type: Six Lobe Torx Recess Security Screw 2head type: Pan Head , ...