Zandvoort Draadindustrie BV, founded in 1936, was the first factory of hardened (masonry) steel nails in Holland. The company has grown into an international working enterprise, which supplies quality products for construction and industries in many countries. In our factory a complete range of hardened (masonry) steel nails, stainless steel nails, brass nails, red copper nails, aluminum nails, and carbon steel nails are manufactured.