1) Condition: 100% new 
2) Manufacturer brand name: GREAT
3) The bit size: 13 1/2''
4) IADC code: 115
5) Seal type: Rubber Sealed Bearing
6) Bearing type: sliding bearing 
7) Connection: 6 5/8''
Contact: great05(AT)


PACKAGING: 
1.Cartons: light weight of the goods.
2.Wooden box, iron box: heavy weight of the goods.
SHIPPING:
1.by air: fast speed, general 3~5 days, but the number of goods less, high cost of transportation.
2.by land: speed is generally, 10~15 days,  the number of goods large.  general cost of transportation.
3.by sea: speed is slowly, 20~30 days,  the number of goods large.  cheep cost of transportation.
 
Our Services
1:24 hour uninterrupted service, answer your questions in a timely manner
2:Warm welcome guests to visit
3.One of the largest manufacturer and supplier in Asia. High technology, high quality
4.Flexible production
5.Sincerely cooperate with you
6.Service to customer satisfaction