Extrema Ratio | Factory Tour Exclusive

Learn more about this amazing knife manufacturer here: Extrema Ratio makes some of the finest, sharpest and most durable knives in the world. They carried by some of the world’s most elite fighting units. In this video, co-owner Mauro Chiostri takes us on an exclusive tour of their factory and production processes. Thank you for watching our channel. Your subscription is valuable to us. Please consider subscribing. For business inquiries including video production, social media m