Conquer Tight Spots & Awkward Angles: Our 360° Rotating Swage Head Pivots Smoothly for Perfect Positioning, Perfect for HVAC installations and retrofit plumbing w rigid tools fail!". Copper Pipe Crimping Tool, Hydraulic Crimping Tool With 1/2", 3/4", 1" Jaws, Copper Stainless Tube Fittings Propress Tool.