... -302000Φ30-601500Φ60-1001000Φ100-2006003.Application:Tungsten rod/bar can be widely used in illumination, heater and the electronic ... making the electricity photo source, the automobile and the tractor light bulb, make lattice side rod, framework, leading wire, electrode, heater ... or according to customers' requirement5.Inspection: New arrival W1 tungsten bar for tractor light bulb