SG Industry (China) Co.,Ltd
SGI has been in Deep Hole Drilling for 10 year and has the ability to drill deep and straight holes with a good surface finish, which requires perfect skills. We have worked with metal alloy family in castings, forgings, annealed, heat treated, plated, coated, welded, metal clad, powdered metal and more. Our unique pull bore operation pulls the tool through the workpiece to achieve unmatched straightness in our deep hole drilling. Our lazer verification technology ensures our deep hole drilling are true and straight to meet your specified tolerances.