The reduction sleeves with extraction ring are versatile tools for both standard and automatic machine tools. Made of high-quality cemented and hardened steel, they feature external shank and internal taper grinding with exceptional precision, ensuring a runout error below 0.002 mm. These characteristics guarantee a precise taper fit without altering tool eccentricity. Specifications: internal taper from CM1 to CM5 and external taper from CM2 to CM6.