This flaring tool is the perfect tool for spreading COAX cable jackets, which allows easy insertion of F connectors. This flaring tool features the following: Perfect for use on polyethylene jacketed, plenum, tri-shield, and quad-shield RG6 cables Alleviates the bunching of aluminum foil behind the connector, providing easy F connector installation Made of heat treated carbon steel with a black oxide finish for maximum durability and cold weather functionality Flaring end of tool is used for RG6 and Quad RG6 Cables Insertion end of tool is used for RG6, RG59, and RG11 F Connectors