Bernard 403-27-1.0 TOUGH LOCK Chrome Zirconium Extended Life MIG Contact Tip 1.0mm

The Bernard / Tregaskiss 403-27-1.0 is an extended-life, heavy-duty TOUGH LOCK® series MIG welding contact tip manufactured from chrome zirconium (Cr-Zr) material. Designed for 1.0mm (0.040") welding wire, this threaded contact tip delivers superior performance and durability in demanding GMAW (MIG welding) applications.

Key Features:

• Chrome Zirconium (Cr-Zr) construction — provides extended tip life and superior resistance to wear compared to standard copper tips
• 1.0mm (0.040") wire bore — precision-machined for consistent wire feed and arc stability
• Mandrel-drawn manufacturing process — controls tip tolerances for tight, repeatable fit and optimal electrical contact
• Threaded connection type — secure, positive engagement with TOUGH LOCK® retaining heads
• Tapered mating surface — maximizes heat dissipation and electrical conductivity when mated with TOUGH LOCK® retaining heads
• Extended duty rating — rated for up to 600A applications
• 0.31" outside diameter
• Compatible with TOUGH LOCK® gas diffusers (404-14, 404-18) and TOUGH LOCK® nozzle series

Compatible MIG Gun Platforms:

• Tregaskiss Robotic Air-Cooled and Water-Cooled MIG Guns (CA3, TA3, G1, G2, ThruArm G2)
• Bernard BTB MIG Guns
• Bernard Clean Air™ Fume Extraction MIG Guns
• Bernard TGX and T-Gun™ Water-Cooled MIG Guns
• Bernard 250A S-Gun™ MIG Guns

The TOUGH LOCK® contact tip system is part of the Bernard and Tregaskiss Common Consumables Platform™, allowing these tips to be used across multiple gun platforms and even adapted to other MIG gun brands using the TOUGH LOCK® conversion series. Sold in packs of 100.