Sirius 10.9 Grade Socket Countersunk Screws

The Sirius 10.9 Grade Socket Countersunk Screw in M3 x 20mm is the longer M3 option, providing excellent thread engagement for precision engineering assemblies where a secure, flush-finish fastener is required in slightly thicker material. Features and Benefits: • Grade 10.9 high tensile steel construction • DIN 7991 and ISO 10642 compliant • 90° countersunk head for flush finish • Hex socket drive for high torque installation • Compatible with standard hex keys and hex