The Genius of the Snap: The Story of Olfa Olfa, a Japanese brand, changed the world of cutting tools with one smart idea — the snap-off blade. In the 1950s, designer Yoshio Okada noticed how chocolate bars break into neat pieces and how glass edges stay sharp. Inspired, he created a knife blade made of segments that could be snapped off for a fresh, sharp edge every time. The... https://prime-tooling.co.uk/blogs/buying-knives-online/the-genius-of-the-snap-a-history-of-japans-olfa-corporation