Specification :

Asks to buy
Our company have long-terms buying some old three roller bits¡¢ PDC drilling bits and others oil supplies....

sell
Our company sell different types of new/old three dental drill¡¢PDC drill¡¢drilling superscript¡¢drilling pipe¡¢drilling chain¡¢drill collar¡¢hanging clamp for a long time, which the goods we use in wells and oil drilling industry