GOEI Co., Ltd. is a Japanese diamond tool manufacturer with a 106-year history. Founded in Kure City, Hiroshima Prefecture, the company began by producing files and now manufactures and sells diamond tools and related machinery in Higashihiroshima City, Hiroshima Prefecture. In recent years, GOEI has also expanded into the manufacturing and sales of diamond files for the beauty industry.GOEI offers a wide variety of diamond tools, including saw blades, cup wheels, bits, and files. We manufacture not only metal-bonded tools but also electroplated and brazed diamond tools. With a proven track record of manufacturing and selling over one million diamond tools, we are confident in the quality of our products.In addition to our standard product line, we also accept custom orders. We are flexible in our approach, handling orders for small batches and producing prototypes as needed.