... File,Blades,Spades,Bars,Chisels,Punches,Buckets,Scoops,Basin,Dustpan,Kettles,Brushes,Shears,Knives,Sockets and ... electricity Ming paint, galvanized chrome-plated V.Manufacturing ProcessProcess of non-sparking tools:Foundry (ingredients - melting - coke casting ... polish - surface treatment - into finished products VI."Non-sparking" Tools’Application"Non-sparking", "spark reduced", "spark-resistant" or ...