RS PRO Plain Stainless Steel Pan Head Self-Tapping Screw Length 13 mm Thread Size 4 A2 Grade 521-557

RS PRO 521-557 Pan Head Self-Tapping Screw is a high-quality fastening solution made from A2 grade stainless steel offering excellent corrosion resistance and durability. With a length of 13 mm and thread size 4, this screw is manufactured according to DIN 7981C standards, assuring product consistency and performance.

The pan head design provides a broad surface for strong grip and load distribution while the Pozidriv drive type enhances torque transfer during installation, minimizing slippage and cam-out risks. These thread-forming screws enable secure fastening without the need for pilot holes, making them ideal for use in softer materials such as wood.

Applications span across various industries including food and catering due to the corrosion-resistant stainless steel material, as well as for carpenters, construction workers, and DIY enthusiasts requiring reliable and efficient fastening.

The screw meets DIN 7981C standard ensuring industrial compliance. An A2 stainless steel composition providing protection against corrosion and wear. Pan head form for secure retention and load spreading. Pozidriv drive enabling high torque and reduced installation slippage.

Thread-forming technology allowing use without pre-drilling in softer materials. Suitable for specialist environments such as food industry applications. Commonly used by carpenters, construction professionals, and DIY users.

RS PRO brand commitment to quality and dependable tool solutions. This product is part of EnvMart’s extensive catalog of industrial-grade fasteners suitable for mechanical engineering, construction, manufacturing, and maintenance applications.