Price is per roll, 12 rolls availablePolymet brand Thermal Spray Wire PMET 549 24.2 Pound Spool NIB.Characteristics and CompositionPMET 542 is a high tin, lead free Babbitt wire specifically designed for spraying in arc spray and flame spray systems. It produces dense, well-bonded coatings particularly applicable to high speed and heavy duty bearings.Equivalent to:TAFA 04TSulzer Metco SprababbittRockwell Hardness65-70 B Diameter (in)-0.078, 1/8, (mm)-0.078, 3.2