End plug to seal open sockets of a 2-pole distributor to prevent the intrusion of water into the distributor. Of course this sealing is not needed if the plug system is used in dry rooms indoors.
Special Pliers for cutting and skinning monocore optical fibers. Due to its special form, the Optic Cutter helps to cut straight through the fiber in a right angle.
Monocore optical fibers must be cut through at once so that no edges remain from stopping the cut which refract the light.