Turning Boring and Facing holder 1.Exchange tool quickly. 2.High precision. 3.rigidity strong. Turning Boring and Facing holder We , Dezhou Haotian Imp & Exp Co., Ltd, specialized company in supplying the highest quality machine tool accessories. Our main products are such as all sorts of collets, drills chucks, adapters, collet fixtures, quick change tool posts, chucks, milling chucks, quick ...