Wire-line core drilling tools can lift core from drill rods without picking up coring system. A complete set of wire-line drill tools include:Core barrel assembly, overshot assembly, drill rods, wireline winch, hoisting plug, circular wrenches etc. It has some advantages such as high penetration rate,high penetration rate, higher core recovery ratio, long bit life and lower labour intensity. The advantages can get more obvious with the increasing of drill hole depth.
Our head assembly features long life span, good compatibility with parts like inner tube and outer tube from other vendors, and availability in all spare parts.