Jokari® In-Wall Box Wire Stripper, for cables from 8 to 13 mm in diameter »Jokari® In-Wall Box Wire Stripper for all standard round cables from 8 to 13 mm in diameter. Titanium nitride-coated blades guarantee maximum service life and excellent glide performance. Secure grip thanks to an ergonomic, non-slip two-component grip zone. Four-blade arrangement reduces the effort required and increases precision. Labeling field simplifies personalization of the stripper; length scale; suitable for building installation cables, multi-conductor cables for fixed installation, flexible cables, and damp-proof cables (e.g., NYM, NYY, NHXMH), as well as solid and flexible single-conductor cables.