35CrMo 445mm Interlocking Friction Kelly Bar High Torsional Coefficient For BAUER SANY

BAUER S A N Y Rotary Drilling Rig High Standard Interlocking and Friction Kelly Bar

KellyBar

Kelly bar are designed for the purpose of transferring torques and pressures onto a drilling tool.The kelly used must therefore be treated with as much care as the drilling rig and the tool and bits themselves in order that consistent drilling performance be ensured.

Feature:

◊ Strict selection of raw meterials and forging parts such as drive stub to assure the reliable quality;

◊ Heat treprove wear resistance;

◊ With High torsional coefficient,the compression and vibration resistance of kelly bar is higher than average level,high efficient in rock drilling construction;

Kelly Bar Model List:

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.

Adhere to the belief of integrity and innovation, we constantly improve the product competitiveness and strive to become the first-class equipment manufacturing enterprise. Tuff actively explores the international market. Our products have been exported to Thailand, Malaysia, Singapore, Philippines, Indonesia, Vietnam, Myanmar, Dubai, Australia, Japan and Russia.