Specifications include, but are not limited to: The hitch must be a skid- steer quick attach 2-Must be able to add an optional tilt function which would add an extra 20 degrees of rotation for use on uneven ground, or an optional grapple for holding post, or both the grapple and tilt function. 3-Must have a min. 300 lb. hammer that is hydraulically driven on a continuous chain drive with the option to add a 200lb. extra weight kit. 4-Must hit a minimum 35 strokes per minute and have minimum 40” of drop hammer travel. 5-Must be able to be plugged into OEM 14 pin or 8 pin controls with an optional harness. 6-Must be able to drive any size post from a T-post up to an 8.5” x 9.25” post with optional plates or adapters.