Maxdrill shank adaptors ensure a quality drill string interface to the most exacting industry tolerances. Built to seamlessly interface with hydraulic and pneumatic drifters and top hammers,our shank adapters come in a full range of industry-standard thread configurations. Our precision grinding process ensures straightness,and our tools are fully carburized with an advanced heat treatment. Different shank adapters are available, like Atlas Copco, Tamrock, Ingersoll Rand,etc.