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        State A drill, drill, also known as double-sided, as the name implies, is a double-sided diamond grinding only two faces, namely the top and bottom surfaces, the company produced high-quality double-sided hot drill, drill bright color, smooth surface drill, drill through the bottom through product rich colors, range, quality of domestic sided hot drilling in the boutique. Han rough finest die blanks, 5N high purity imported powder coated aluminum wire and Arkema France and South Korea in particular, force card chemical paint, making the company's products ironing solid, high quality! Its size, brightness, and the firmness of rubber-soled much higher than normal and similar hot hot drill drill, complete various models colors and introduced rectangular, square, triangle, teardrop, oval, heart-shaped, flower-shaped, and other special-shaped hot drilling , at home and abroad customers.