Sellers of non-magnetic drill collar - MadeInTerra.com

Henan Xin Chen Imp&Exp Co., Ltd, China
Wholesaler, Distributor, Exporter and Seller of: drill collar, drill pipe, stabilizer, non-magnetic drill collar, mandrel, roll, steel plates, steel pipes
http://www.tradeholding.net/default.cgi/action/viewcompanies/companyid/945406/

Shanxi Golden Diamond Petroleum Drill Tools Co., Ltd., China
Wholesaler, Distributor, Exporter and Seller of: drill pipe, drill collar, heavy weight drill pipe, spiral drill collar, non-magnetic drill collar, kelllys, tube
http://www.tradeholding.net/default.cgi/action/viewcompanies/companyid/916560/

Jiyuan Sanhe Zhengyuan Petroleum Machinery Co., Ltd, China
Wholesaler, Distributor, Exporter and Seller of: drill collar, spiral drill collar, non-magnetic drill collar, integral heavy weight drill pipe, lifting sub, stabilizer, kelly
http://www.tradeholding.net/default.cgi/action/viewcompanies/companyid/480246/

Wuxi Yousiweike Petroleum Drilling Tools Co., Ltd., China
Wholesaler, Distributor, Exporter and Seller of: retained mpm mandrel bar, non-magnetic drill collar, drill collar, spiral drill collar, drill pipes, increase heavy weight drill pipe, retained pqf mandrel
http://www.tradeholding.net/default.cgi/action/viewcompanies/companyid/524227/

Henan Shenlong Petroleum Drilling Tools Co., Ltd., China
Wholesaler, Distributor, Exporter and Seller of: drill collar, non-magnetic drill collar, heavy weight drill pipe, stabilizer, kelly, drill stem subs
http://www.tradeholding.net/default.cgi/action/viewcompanies/companyid/267834/