Descripción del producto

SHANDONG ROCK DRILLING TOOLS Co., Ltd is the professional manufacturer and exporter of Rock Drilling Tools, Mining Tools;Our main products are rock drilling tools and mining tools, including five series, more than **0 types. They are Tapered Drilling Tools, Threaded Extension Drilling Tools, Downhole Tools, Tricone Drilling tools and Coal Mining Tools. 　 Our company has strong technical force, and producing experiences, and advanced equipment, and complete inspection measurement system to make series rock tools products. Our products are well sold all over the world. All the products have got the approval of customers. 　 we will always take the quality Principle of Quality First and Customer uppermost, try our best to satisfy our customers with the first class products and services. MSN：***** E-mail: ***** TEL：**********7 FAX：***********3