Sold by the Spool Has 2% Antimony 98% lead to help hold shape, Soft and formable, it is dense, insulating, and corrosion-resistant, making it ideal for caulking and bearing alignment. Diameter tolerance is ±0.005". Maximum temperature is 620° F. Finish is matte. Warning! Temperature is not guaranteed and is intended only as a basis for comparison.  B00896FRZK