For mid-span and end termination. Strips TW, THW, THWN, THHN and similar single layer insulation. Fast-close jaws and twist. Quick size and insulation adjustments. Snap action for same cutting depth time after time. Capacity 1/0 - 1000 kcmil (MCM) (50 - 500 mm2 diameter), insulation rated 600 VAC nominal weight .9 lb. (408 g).