Maunfacturer Supplies Rock Drill Bits 12 1/4" 311.2 IADC 537
1.Q:What kind of packing do you have?
A: Plywood 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, Don’t worry about after-sales service.Welcome to book a video-call to inspect factory.