Each bolt is made from premium-grade steel, ensuring exceptional strength and durability. The zinc plating offers superior corrosion resistance, making them perfect for both indoor and outdoor applications. Designed with a smooth, rounded head and a square neck, these bolts prevent rotation during installation, ensuring a secure and stable fit. The accompanying nuts are precision-engineered to provide a tight, secure hold, preventing loosening under vibration or stress. Available in a versatile range of sizes, the Coach Bolts and Nuts are suitable for various applications, from securing wooden structures to assembling heavy-duty frameworks. Easy to install and designed for long-lasting performance, these bolts and nuts are a must-have for any toolkit. Features & Benefits • Domed head bolt with a square anti spin shoulder • Mainly used for clamping timber or attaching ironmongery to timber • Markings visible on the domed head Specifications • Size: M12 • Length: 110mm • Thread Pitch: 1.