The product is a lot of 6 Bernard MIG welding guns with 10-pack of contact tips, specifically model 7498-10pk. These contact tips are elliptical in shape, made of copper, and have a wire diameter of 0.052 inches. They are designed for easy installation with an elliptical slip-on neck tube and a 1/4 turn rotation angle. Compatible with Bernard brand MIG welding guns, these contact tips are essential components for welding and soldering equipment in the industrial sector.