Repair pastes are packaged in easy-to-use, no mess, no-waste applicator syringes • Special fluxes are formulated into each of the solder pastes allowing for one hand free soldering • Professional results such as neat, clean joints, superior tensile strength (10 000-28 000 psi) and excellent electrical conductivity (silver bearing paste) are achieved • Designed to solder all ferrous and non-ferrous metals and is ideal for all electrical soldering applications (wires, connectors, cables), copper piping, and for seam and pinhole leaks in car radiators • Ideal for hobbyist (crafts, jewerlry), and especially handy for the radio controlled model enthusiast • For all electrical connections, wiring, battery terminals and for repairing landing gear on model planes