The Bernard 403-27-45-25 TOUGH LOCK Contact Tip is designed to provide a reliable electrical connection for high-volume welding applications. Built to withstand extreme heat and demanding duty cycles, this contact tip helps reduce downtime caused by frequent tip changes and wire burn-back.
- Extended service life is achieved through heavy-duty chrome zirconium construction, which offers superior hardness and heat resistance compared to standard copper tips.
- The TOUGH LOCK design ensures a secure, high-conductivity connection that minimizes electrical resistance and maintains arc stability.
- Precision-machined for 0.045-inch wire to ensure smooth wire feed and consistent weld quality throughout long shifts.
This contact tip is ideal for professional welders and fabrication shops using Bernard MIG guns for heavy-duty industrial projects or automated welding processes.
- Part Number: 403-27-45-25
- Wire Size: 0.045 in
- Material: Chrome Zirconium
About IndustrialSafety.comIndustrialSafety.com is a trusted national distributor of PPE, safety equipment, and industrial supplies for businesses, contractors, and municipalities across the U.S. We specialize in bulk orders, compliance-driven products, and hard-to-source safety solutions. If you need volume pricing, project quotes, or help finding the right product for your application, our team is ready to help ? reach out anytime for a fast, no-pressure quote.



