Now for THHN and THHW industrial insulations! The high-quality stripax set the industry standard for precision stripping for a decade. The new stripax(r) Pro 6 and Pro 16 perform powerful stripping of standard and industrial insulations for a wire range of 28-10 AWG (.08 - 6 mm squared) and 10-6 AWG (6 - 16 mm squared) respectively. The ergonomically designed, contoured handles let you hold the tool in a natural position so stripping is comfortable and requires less effort.