... of Our ProductsOur main products have Wrenches,Pliers,Hammers,Screwdriver,File,Blades,Spades,Bars,Chisels, ... 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 "spark-proof ...