Hebei Tuff Equipment And Technology CO., LTD. was established in 2016 which is a high-tech enterprise integrating researching construction method, design, manufacturing, sales and trade. Upholding the principle of focusing on our belief and pursuit of excellence, we have always been striving to become an expert on providing overall solution in pile foundation area. Tuff has a professional technical team who commit to the design and development of Kelly bar, drilling tools, casing series and other products. Our products are in line with international standards in technology and quality, and can be customized according to customers' requirements.