Premium 8mm hex head coach screws are heavy-duty lag bolts designed for wood and masonry. Made from steel and zinc plated for corrosion resistance, they meet DIN 571 and DIN 7998 specs. The hex head allows easy torque with a wrench or socket, and pre-drilling is recommended for hardwoods. Use with nylon plugs in masonry for a secure hold. Ideal for deck, dock, carpentry, and construction projects. CE approved, durable, and built to handle high loads with long-lasting performance.