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2265 Star Ct. Rochester Hills, MI 48309
United States of America


NS TOOL USA, INC. is located in Rochester Hills, Michigan, and is a wholly owned subsidiary of NS TOOL Co., Ltd. in Japan. NS TOOL is a leading manufacturer of high precise small diameter end mills. Since our establishment in 1954 in Tokyo, we have grown side by side with Japan's monozukuri(manufacturing) with our unwavering commitment to create innovations in high precision machining by cutting tools. As a group specializing in small-diameter tools, we secure the top share in Japan in the field of small-diameter cemented carbide end mills. NS TOOL constantly improving precision and durability to meet customers' needs and expectations, as well as enhancing our own technological standards to create cutting-edge technologies and products.

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Articles & Product Announcements

Four-Flute End Mill Comes in a Small Package

IMTS22: NS Tool Co. showcases its Four-Flute Long Neck Corner Radius End Mill, which reportedly features the world’s smallest diameter of four-flute end mills. Read more on