The big brother to our popular CST-1900, the patented CST-4000 Round Cable Strip & Ring Tool is designed for fast and precise removal of cable jackets from round cables that are 3/4 to 1 5/8 (19 mm to 40 mm) in diameter. This round cable stripper features the following: Patented stripping mechanism provides a “spiral stripping mode” to strip and remove tough insulations Can cut through a variety of jacket materials such as PVC, rubber, PE, and many more Triple action design as it can make ;longitudinal cuts for end stripping, spiral cuts for end and mid span stripping, and circular cuts for jacket removal Spring-loaded blade can be rotated 90 degrees for versatile slitting and can be adjusted for multiple round cable sizes from 3/4″ to 1 5/8″ (19 mm to 40 mm) in diameter Replacement blade is available (part #: ;CST-7915)