RS PRO Plain Steel Hex Socket Countersunk Screw M8 x 25 mm 281-568

RS PRO 281-568 Hex Socket Countersunk Screw M8 x 25 mm is a precision-engineered fastener made of plain steel, suitable for various industrial and commercial applications requiring flush surface fixing. Its hex socket countersunk head ensures the screw sits flush with or below the surface, preventing obstruction and providing clean finishes in assembly work.

Manufactured to DIN 7991 specifications, this countersunk screw features an M8 metric thread size with a 25 mm length and a 1.25 mm thread pitch, making it compatible with standard metric sockets. The screw uses a hex socket drive, allowing tightening and loosening with a hex or Allen key, offering ease of installation and durability.

Its black, self-colour plain finish provides basic protection against corrosion while maintaining structural integrity. The Grade A steel construction offers excellent strength, making it suitable for light-duty mechanical fixings in woodworking, panel fabrication, machine maintenance, and electronic components assembly.

RS PRO countersunk screws are designed for applications where a flat surface is essential, such as in domestic joinery, machinery, electronic enclosures, and automotive fittings. These screws have a nominal strength of 1040 N/mm² and a yield strength of 940 N/mm², ensuring reliable fastening under operating stresses.

Typical uses include securing panels, cabinetry, security guarding, machine tooling, and electronic assembly where the screw head must not protrude. The compact design enables space-efficient fastening in both industrial and commercial settings.

The screw features a hex socket countersunk head for a sleek surface finish. Constructed from steel with a plain black, self-colour finish offering moderate corrosion resistance. Metric M8 thread size with a length of 25 mm and a thread pitch of 1.25 mm provides reliable fastening.

Complies with DIN 7991 standards ensuring quality and compatibility for industrial use. Grade A steel guarantees strength suitable for light-duty mechanical applications. Requires an Allen or hex key for installation and removal.

Ideal for woodworking, panel building, machine tooling, and electronics assembly. Designed for space-efficient fastening where the head must not protrude above the surface. Features nominal strength of 1040 N/mm² and yield strength of 940 N/mm² for dependable performance.

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