Top Slitters and Circular Bottom Anvils need to be concentric, have the dimensional tolerances and proper bevels in order to perform optimally. You can count on our knives to meet or exceed OEM specifications. Beck, Bielomatik, Clark Aiken, Datm, Didde, ECH Will, Harris, Hamblett, Jagenberg, Langston, Lenox, Maxson, Miltex, Masson Scott, and Tidland machine knives can be supplied that will reduce web deflection and reduce dust issues.