8.5 Inch High Quality Single Cutting Roller Core Drill Bit

Characteristics:

♥ Cutting Structure :

The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit( tricone bit ).

♥ Gauge Structure:

Multiple gauge protection with gauge trimmers on the heel of cone,tungsten carbide inserts and hard-facing on the shirttail increases gauge holding capability and bearing life.

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.