The Largest Russian Manufacturer of Rock Bits
Gas/ Oil

UralBMT produces a wide range of Three Cone Rock bits for the Gas and Oil production in sizes from 4¾" to 11". The customers may use the recommendations listed below in the Table to choose the most popular size and type of Three Cone Rock bit for their Gas and Oil production drilling needs. 

UralBMT created this Table based on many years of engineering and field experience, and the input from customers throughout the world (especially from Russia and the United States).

To use the Table, please follow these steps: 
1. Choose the type of Geological Formation by clicking on the appropriate heading in the table. 
2. Once the type of Geological Formation has been selected, follow the column to the desired Three Cone Rock bit diameter. 
3. To obtain the recommended best and second best choices, click on the square that you have intersected

Legend: - Best choice  - Second best choice

Size Geological Formation
Non-Abrasive Abrasive
inch mm soft medium hard soft medium hard
120.6 794BMT04750527M4794BMT04750547C4 794BMT04750547C4794BMT04750527M4 794BMT04750547C4794BMT04750527M4 794BMT04750527M4794BMT04750547C4 794BMT04750547C4794BMT04750527M4 794BMT04750547C4794BMT04750527M4
4 123.8 794BMT04875527M4794BMT04875547C4 794BMT04875547C4794BMT04875527M4 794BMT04875547C4794BMT04875527M4 794BMT04875527M4794BMT04875547C4 794BMT04875547C4794BMT04875527M4 794BMT04875547C4794BMT04875527M4
5 130.2 794BMT05125527M4794BMT05125547C4 794BMT05125547C4794BMT05125527M4 794BMT05125547C4794BMT05125527M4 794BMT05125527M4794BMT05125547C4 794BMT05125547C4794BMT05125527M4 794BMT05125547C4794BMT05125527M4
133.4 794BMT05250527M4794BMT05250547C4 794BMT05250547C4794BMT05250527M4 794BMT05250547C4794BMT05250527M4 794BMT05250527M4794BMT05250547C4 794BMT05250547C4794BMT05250527M4 794BMT05250547C4794BMT05250527M4
139.7 794BMT05500527M4794BMT05500547C4 794BMT05500547C4794BMT05500527M4 794BMT05500547C4794BMT05500527M4 794BMT05500527M4794BMT05500547C4 794BMT05500547C4794BMT05500527M4 794BMT05500547C4794BMT05500527M4
5 142.9 794BMT05625527M4794BMT05625547C4 794BMT05625547C4794BMT05625527M4 794BMT05625547C4794BMT05625527M4 794BMT05625527M4794BMT05625547C4 794BMT05625547C4794BMT05625527M4 794BMT05625547C4794BMT05625527M4
6 152.4 794BMT06000527M4794BMT06000547C4 794BMT06000547C4794BMT06000527M4 794BMT06000547C4794BMT06000527M4 794BMT06000527M4794BMT06000547C4 794BMT06000547C4794BMT06000527M4 794BMT06000547C4794BMT06000527M4
6 155.6 794BMT06125527M4794BMT06125547C4 794BMT06125547C4794BMT06125527M4 794BMT06125547C4794BMT06125527M4 794BMT06125527M4794BMT06125547C4 794BMT06125547C4794BMT06125527M4 794BMT06125547C4794BMT06125527M4
158.7 794BMT06250527M4794BMT06250547C4 794BMT06250547C4794BMT06250527M4 794BMT06250547C4794BMT06250527M4 794BMT06250527M4794BMT06250547C4 794BMT06250547C4794BMT06250527M4 794BMT06250547C4794BMT06250527M4
6 161.9 794BMT06375527M4794BMT06375547C4 794BMT06375547C4794BMT06375527M4 794BMT06375547C4794BMT06375527M4 794BMT06375527M4794BMT06375547C4 794BMT06375547C4794BMT06375527M4 794BMT06375547C4794BMT06375527M4
165.1 794BMT06500527M4794BMT06500547C4 794BMT06500547C4794BMT06500527M4 794BMT06500547C4794BMT06500527M4 794BMT06500527M4794BMT06500547C4 794BMT06500547C4794BMT06500527M4 794BMT06500547C4794BMT06500527M4
171.4 794BMT06750527M4794BMT06750547C4 794BMT06750547C4794BMT06750527M4 794BMT06750547C4794BMT06750527M4 794BMT06750527M4794BMT06750547C4 794BMT06750547C4794BMT06750527M4 794BMT06750547C4794BMT06750527M4
7 200 794BMT07875527M4794BMT07875547C4 794BMT07875547C4794BMT07875527M4 794BMT07875547C4794BMT07875527M4 794BMT07875527M4794BMT07875547C4 794BMT07875547C4794BMT07875527M4 794BMT07875547C4794BMT07875527M4
215.9 794BMT08500527M3794BMT08500547C3 794BMT08500547C3794BMT08500527M3 794BMT08500547C3794BMT08500527M3 794BMT08500527M3794BMT08500547C3 794BMT08500547C3794BMT08500527M3 794BMT08500547C3794BMT08500527M3
9 250.8 794BMT09875527M4794BMT09875547C4 794BMT09875547C4794BMT09875527M4 794BMT09875547C4794BMT09875527M4 794BMT09875527M4794BMT09875547C4 794BMT09875547C4794BMT09875527M4 794BMT09875547C4794BMT09875527M4
10 269.9 794BMT10625527M4794BMT10625547C4 794BMT10625547C4794BMT10625527M4 794BMT10625547C4794BMT10625527M4 794BMT10625527M4794BMT10625547C4 794BMT10625547C4794BMT10625527M4 794BMT10625547C4794BMT10625527M4
11 295.3 794BMT11625527M4794BMT11625547C4 794BMT11625547C4794BMT11625527M4 794BMT11625547C4794BMT11625527M4 794BMT11625527M4794BMT11625547C4 794BMT11625547C4794BMT11625527M4 794BMT11625547C4794BMT11625527M4
inch mm soft medium hard soft medium hard
Size Non-Abrasive Abrasive
Geological Formation

Legend: - Best choice  - Second best choice

Recommendations also provided for other drilling sectors, including Geotech, Mining and Mineral Exploration, Water Well, Construction, Environmental, Horizontal/ Directional drilling, which may also fulfill your needs.

To [Three Cone Rock bits Configuration Table]

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