50 Insert Teeth IADC637/Piling Single Roller Cones/Core Barrel
YINHAI -Series type of cone bits are assembly parts of Tricone bit and hole opener,its the main cutting structure of a bit.
1.Q:What kind of packing do you have?
A: Wooden case free of fumigation;cartons;packing can be customized.
2.Q:What is your price advantage?
A:We are 100% factory directly sales,API production process guarantee,Provide customized services for brand processing.
Reduce the cost of drilling for you, worry free after-sales service.
Welcome to book a video-call to inspect our factory.