Product Description

Step Drag Bits also named blade bits, with a Tungsten Carbide inserts on the blades.

They are usually designed for use in soft formations such as sand, clay, or some soft rock.

Their uses include drilling water wells, mining, geothermal, environmental and exploration drilling.

Whenever possible, they should be used to drill pilot holes, for they produce cuttings are easiest to log.

Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples. 

Many special designs are available upon your request.

Cangzhou Great PDC Drill bits Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits and drilling tools used in petroleum industry .The company is established by the top experts of the field , and equipped with advanced equipments and facilities .

Our diamond bits named Great , which ranging from 3"to ***1/2",All the products have been awarded the ISO***1 certificate .

Furthermore , the experienced and knowledgeable service team will ensure all the superior performance of our products in both the domestic and international market .

With our service pursuit "Drilling requirement initially ,Customer satisfaction finally ",we assure the products the best quality by adopting advanced design technology ,manufacturing process and strict quality control .Our company will always improve and innovate to satisfy different needs for all users in the entire world .

IF you have any requirement, you can contact me any time.
Thank you in advance.

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Sales manager: mike chen
E-mail: drillbits11

        greatpdcbit