These M4 countersunk head screws are ideal for applications where a flush mounting surface is required, making them perfect for robotics, precision mechanics, and prototype construction. The fully recessed head ensures a smooth, snag-free finish and provides extra protection against mechanical wear, while maintaining a clean and professional appearance. Technical Specifications: Fastener Type: Screw Drive Type: Allen (Hex) Material: Stainless Steel A2 Head Type: Countersunk Finish: Zinc Packaging: Bag – 100 pcs DIN Standard: 7991 ISO Standard: 10642 Thread Size: M4 Drive Size: HEX2.5 Head Height: 2.3 mm Head Diameter: 8 mm