C31 C31HD Trenching Bit Bullet Teeth / 25mm Shank Conical Tools Trencher Sqare Parts

We welcome any custom design enquiry.  We can also customize products for you upon requests.  

Our professional engineers are available to review your drawing/sample and to discuss your needs for replacement wear parts applied on different hardness of rock.

Shandong United Metal Products Co.,Ltd is not only a professional manufacture of rotary drilling bits,road milling bits,coal mining bits,shield driving cutters and other kinds of construction tools,but also one of the largest cutter production bases in china. United Metal products have been widely used in coal mine,geophysical exploration,tunnel,subway engineering,metallurgy,water conservancy project,highway projects and other projects.

Furthermore, we have already got the certification of ISO9000:2000 and CE.Now United Metal has won high praise of the customers at home and abroad by providing high-quality products, low price and satisfactory services,and also entered the overseas markets such as Japan, Korea,US, Brazil,Chile,Australia, Africa,etc.

We lie in the West Section Of Shifeng Road,Huixin Office,Liaocheng,Shandong Province China and enjoy the elegant environment and convenient transportation.Sincerely welcome friends both in and abroad visit us and your need is our pursuit and objective.

Visit us at /en