Need Fasteners That Meet Strict DIN Standards for Automotive Assembly Lines?

Our chamfered hex washer head screws are manufactured under DIN regulation with ISO-compliant inspection protocols, ensuring consistent quality for high-volume automotive production. The partially threaded design provides optimal clamping force while the integrated washer distributes load evenly, preventing surface damage to sensitive automotive components. With acid washing treatment and rigorous measurement of all critical dimensions, these fasteners deliver the reliability your assembly lines demand. Contact us for automotive-grade fastener solutions tailored to your specifications.

With 45 years of manufacturing expertise, we deliver chamfered hex washer head screws with comprehensive quality control covering critical measurement points: across the flat and corner of the hex, washer diameter and height, length, head height, major and minor diameter, thread angle, and pitch. Our production capabilities span head diameters from M1.6 to M16 (#00 to #5/8) and lengths from 1/8" to 12" (3.175mm to 600mm), enabling customized solutions for OEM manufacturers and aftermarket customers. These partially threaded fasteners combine the load distribution benefits of integrated washers with the precision of chamfered hex heads, ideal for applications requiring secure fastening with enhanced surface protection and ease of installation.