Sibille Composite Bent Nose Pliers. The MC13CE series of insulating half-round bent nose pliers from Sibille. The MC13CE Pliers are made from a composite material and features ceramic cutting blades for maximum safety. Designed for any low voltage operation in confined places where short circuit hazard could have heavy consequences for both staff and the appliance. Features and Benefits:. Ergonomics of the pliers improves use with insulated gloves Lightweight design Non-corrosive due to its composite material