Wireline drill rods are used in wireline coring drilling project, they are primarlly used in deep coring.

Connect with wireline core barrel. And each rod connect reaming shell, will be in good condition to keeping the hole diameter.

Generally supplied with length 1.5m and 3.0m, other length can be produced by your required.

Our SD drill rods produced by CNC machine, and choose high grade steel material thru heat treatment of the steel tube & thread joint to improve the steel material streagth and insurance the thread wear life.