Sirius 10.9 Grade Socket Countersunk Screws

The Sirius 10.9 Grade Socket Countersunk Screw in M20 x 40mm is a compact large-diameter fastener delivering exceptional M20 strength in a shorter format. Ideal for structural and heavy industrial applications where a flush countersunk fixing is required. 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 bit sockets Specifications: Size: M20 Length: 40mm Qty: Pack of 1 Contents: Pack of 1