Hetraco B.V. is manufacturer of fasteners in special materials. We produce all kind of bolts, nuts & studs according to DIN / ASTM / ASME / ETC. We have also the possibility to produce from drawings or blueprints. We produce according to: - Each quantity - Each material - Each type of rolled thread - Each required delivery time - Certifications 2.1 / 2.2 / 3.1 & 3.2 For more information have a look on our website www.hetraco.com