MULTIPURPOSE: The puller is suitable for removing pipes and threaded joints. It can also be used to remove screws, bolts, fasteners, etc. damaged, rusted or chipped. PREMIUM QUALITY: Made of high quality chrome vanadium steel, the whole set is heat treated, with high hardness and sharp cutting edges, easy to bite into screws fixed or threaded pipes. METHOD OF USE: According to the diameter of the broken water pipe, select the appropriate size of the puller and insert it into the water pipe and fix it . Tighten the hex shaft of the puller with a rod or adjustable wrench, and turn the rod or wrench counterclockwise to remove the broken tube or screw. PERFECT DESIGN - The design double-headed can meet a variety of needs, and the hexagonal bearing in the middle can be adapted to a variety of manual and electric wrenches, which can be easily used. WARM REMINDER: During use, please keep vertical running counterclockwise and low speed to avoid accidental breakdown or injury.