DI GANG Hardware which located in Jiangsu Industrial Park was founded in 2000. We are a professional manufacturer for the top end manual screwdrivers, screwdriver bits Power, Hand Sockets Torque Wrenches and Mini Electric Screwdriver. DI GANG owns a brilliant R,D team together with a advanced and professional testing equipment laboratory in industry. Our quality can meet beyond the DIN Standards in Euro easily. And also ISO 9000& V DE GS V PA GS are approved by top institutes international.Besides, because of the good pr e-sales and after-sales services we have got a very good reputation for the market. As a fast-growing enterprise that went through thousands of challenges, DI GANG succeeds in providing first class customer service and outstanding product quality. We will keep our investment on RD to maximize the function of professional tool to keep our customers satisfied.