Adjustments can easily be made while the scoring set is mounted on the machine! Adjusting the scoring set is quick and easy, simply turn the dial to adjust the width of the score. Eliminates the need for shims, endless measuring, reassembling, testing and adjusting to obtain the required width. Fully adjustable in increments of 0.1mm, Kerf adjusts from 2. 8mm to 3. 6mm, Available in 100mm and 120mm diameters with 15mm, 20mm, 22mm and 3/4" bores, Replacement blades available, Fits most machines including Altendorf and SCMFits additional machines: Casolin Astra Top, Casadei Shark & Lazzari, Chamfered dial for SCM machine. Includes bushing #BEZ-015 from 22mm to 155mm