1/2" (13mm) Disposible Cable Cutter by Movieworks. An outstanding product from Movieworks. This Cable Cutter uses a De La Mare Engineering SD70-4 and will cut 1/2" (13mm) steel cable with an extremely high level of reliability. These Cable cutters have been developed through the expertise and extensive testing by the highly qualified expert staff of Movieworks. Use them in full confidence of their successful operation. Due to the high forces needed to cut 1/2" (13mm) cable, these excellent cutters are single use only and must be discarded after the cut. Refer to the Directions for details of use.