Katana-makers use two types of tamahagane: high-carbon, which is very hard and allows for a razor-sharp edge, and low-carbon, which is very tough and allows for shock absorption. A sword composed ...
As a byproduct of 100+ worldwide patents, $40 million of funding, and 11 years of mindful partnerships, the Shavelogic S5 razor was a team effort, to say the least. When it comes to personal ...