2 Methods To RemoveOne is ferrule removal and the other is Nut & Ferrule Removal. Ferrule removal:Let the ferrule in between the red notched end of the tool (notched clamping ferrule).Nut & Ferrule Removal:Place red notched end of tool behind compression nut.Full Customer SupportThis plumbing tool enjoys a 1-year warranty and lifetime technical support. If any issues with it, our 24/7 customer support waiting for you.No DamagesOur compression sleeve puller tool is a precision machined plumbing tool,you can effortlessly pulls the nut and ferrule off of the pipe without damaging walls,copper and supply lines.Durable Compact ConstructionThis ferrule puller made of high quality steel,it's durable ,corrosion resistant and wear resistant.Also with compact design,when you don't have adequate working room this tool is a good chioce for you.Easy OperationYou can slowly crank the t-bar,about 10-15 turns to pull the ring off.Designed for removing 1/2-inch copper water compression sleeve,this angle stop puller will solve small leaks of compression valves easily.