... various sizes we can offer 3. silicon electrical Plugs/wall plugs/ceramic plugs1. we can produce all kinds of ... plugs .2. we can offer high-temperature plugs , ceramic plugs , heater plugs , electric plugs , furnace plugs , power plugs , aluminum plugs ... , bakelite plug ,electric heating coil plugs , electric ring plug , wall plugs, 25AT727 plug , 25AT728 plug , 35AT727 plug , 35AT728 plug , ...