Need Self-Drilling Fasteners That Eliminate Pre-Drilling in Thin Sheet Metal Assembly?

Our chamfered hex washer head drilling tapping screws with Type AB threads penetrate and tap sheet metal in one operation, reducing your assembly time by up to 50%. The 3/8" hex design ensures easy installation with power tools while the integrated washer head prevents surface damage to sensitive electronic enclosures. Manufactured from 18-8 stainless steel with full ISO compliance and multi-point inspection including thread angle, pitch, and drilling diameter verification. Contact us for samples tested to your specific sheet metal gauge requirements.

Manufactured in strict compliance with ISO Working Instructions, every chamfered hex washer head drilling tapping screw receives thorough inspection during production and before shipment, ensuring consistent quality and performance. The chamfered hex design provides enhanced wrench engagement and professional finished appearance, while the integrated washer head distributes clamping load over a wider surface area, preventing material damage and ensuring secure fastening in sheet metal applications. With 45 years of fastener manufacturing expertise and proven salt spray testing, our drilling tapping screws deliver reliable performance for OEM manufacturers requiring precision fasteners for electronics assembly, automotive components, HVAC systems, and industrial equipment applications where self-drilling capability and corrosion resistance are critical requirements.