Patent bolt model DIN571 is the ideal choice if you are looking for fastening material for assembling wooden or plastic structures. The product is also effectively used in the field of assembly with elements of the following materials: chipboard, MDF, metal and PVC. Most often, the patent bolt is used to assemble and connect wooden beams during various construction and repair activities. Manufactured using the latest technology, our DIN571 patent bolt is available in dozens of sizes to suit different needs.