TKmell 0.3mm 0.15" Tin Lead Rosin Core Solder Soldering Wire Reel 1.Brand new and well packaged 2.Material : 63%SN(Tin), 37%PB(Lead); Flux : 1.2% 3.Wire Diameter : 0.3mm / 0.012" 4.Reel Size : 5.5 x 2.9cm / 2.2" x 1.1" (D*H) 5.Package include:1 roll solder reel wire