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 Lock to hold tool closed when it is not in use Working Temperautre:-20- 45°C weight:151g