20 sticks favorcool jagp-5 1/2 lb 5% silver phos copper brazing alloys welding rods 0.050" x 1/8" x 14" equivalent to harris stay silv 5 industry professional grade gas soldering torch accessory bluefire along with increasing of ag content,strength will be better.use for copper and copper,copper and brass parts with shock in air condition and freezer, copper and copper alloy tie-in electric motor mete, low p content suitable for ample clearance, high p content suitable for gap tie-in