Развертка прямая канавка -BB2055

BB2055 solid carbide straight flute reamers for finishing holes in steel. Diameters from 1 mm to 20 mm in fine steps, with standard and H8 tolerance options. The straight flute geometry gives maximum rigidity for accurate diameter and straightness in short-chipping materials, and a 1:50 tapered machine reamer covers keyed and tapered fit work.