1700SS Adjustable Blade Series Cable O.D. 1/2″ to 2″. The 1700 Series Semi-Con Scorers have adjustable blade depth (.001″ – .100″) for scoring (scribing), the semi-conductive shield of medium voltage cable so the semi-con can be removed without nicking or damaging the cable insulation. The tool switches between the square and spiral cutting functions without removing it from the cable. Leaf springs maintain constant pressure during operation.