ITEM NAME:Tin Material Rosin Flux Carton Soldering Iron Soft Solder Welding Fluxes Repa OZ Features: Very helpful for welding circuit board. Remove the oxidation quickly, make the element welding easier Make the welding dot more beautiful Specification: Outer size: about 5.5 x 2.4 x 2.4cm Inner solder Size: about 50*20*15mm Weight: 19.5g Package included: 1x Soft Solder Rosin.1x Soft Solder Rosin. Inner solder Size: about 50 20 15mm. Very helpful for welding circuit board. Make the welding dot more beautiful. Weight: 19.5g.