ISO 7379 - Shoulder screws, quality class 12.9 - For centering as well as holding - Material: Hardened steel 33-38 HRc (oil-hardened) - Traction resistance 1220N/mm2 - Shear strength 624N/mm2 - Minimum elongation: 8% - Working temperature: -50°C to +300°C - Not sold individually, please contact us for details