Replacement SLITTER CUTTERS for Tridon AT-109 A hand tool for cutting strips of high pressure decorative laminates and other plastics. Two opposing hardened steel rolling cutters score both sides of the sheet allowing the strip to be broken off easily by hand. Edge guide adjusts to cut strips from 1/2″ to 4 5/16″ wide (12 mm to 110 mm). Vertical spacing of cutters adjusts up to 0.080″ (2 mm). Since no power is required, excellent for use at the workbench or in the field. Long handle for comfort and ease of use. Quick and easy to adjust edge guide. All structural parts are metal for accuracy and stability.