For stripping 250 micron buffer coating to expose 125 micron cladded fiber; Second hole for stripping 2-3mm fiber jackets; 140 µm diameter hole and V-opening in blade allows removal of 250 micron buffer coating from 125 micron fiber; Pre-set at the factory - no adjustments needed; Will not scratch or nick glass fiber; All stripping surfaces are manufactured to precise tolerances to assure clean, smooth strips; Comfort-grip, ergonomic handles;