ROCKSTEAD 会社概要 製品情報 お問い合わせ . 設備 .	ROCKSTEAD KNIFE 高級園芸用剪定鋏 Welcome To ROCKSTEAD ! Sakai City in Osaka Japan, is on the "cutting edge" of knife technology. We are proud that all the products our company produces are of the highest quality. The ROCKSTEAD knife was born by our 70 years' experience in the art of metalworking. We are calling these knives "the factory custom knife." Our knives are made by 8 excellent craftsman's hand.