6 inch 1904 steel body PDC bit
Recommended rock formation: soft formation with sticky layers and low compressive strength, such as clay, lignite, shale, sandstone, etc.
5 inch IADC217 Mill tooth tricone bit
Recommended rock formation: medium hard with relatively higher compressive strength and hard stringers, such as hard shale, sandstone and limestone, etc.
7 7/8 inch IADC532 TCI tricone bit
Recommended rock formation: medium soft formation with low compressive strength, such as shale, soft limestone, dolomite with interlayers and coal, etc.
6 3/4 inch IADC635 TCI tricone bit
Recommended rock formation: medium hard and abrasive formation with high compressive strength, such as limestone, sandstone, dolomite, etc.
5 7/8 inch IADC737 TCI tricone bit
Recommended rock formation: hard formation with high abrasiveness, such as hard limestone, dolomite, hard sandstone, etc.
Whether accept customized according to customers' requirements ?
Yes, We accept customized, no matter how much is the purchase quantity
Can I expect a quality products?
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products ; and services, at the same time, mature production technology ensuring the quality satisfy international request.
About lead time and shipping time?
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.
What is your trade terms?
We offer EXW, FOB, CFR, CIF, DDU
What is your payment terms and method?
Our payment terms: normally 30% deposit, balance 70% before shipment. Our payment method, we accept T/T, L/C.