Non-magnetic drill collars are manufactured according to API Spec 7-1 with the special material of alloy steel with the chemical composition of low carbon, high chromium and high manganese. We can supply slick drill collars, spiral drill collars and non-magnetic drill collars, Besides the drill collars in the table below, we can supply other drill collars at customers' request.
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questions about Pricing, Minimum Order Quantity, Delivery Timelines etc. Detailed Messages
result in prompt responses.