A universal base attachment bit and cutting bit assembly includes a base attachment bit and a cutting bit. The base attachment bit includes an outer threaded portion at a first end, a latch at an opposing second end, and at least one multi-sided gripping portion between the latch and the first end. The cutting bit includes a hollow cylindrical outer body and a cylindrical coupling portion within the cylindrical outer body. The cylindrical outer body includes a peripheral wall having opposed first and second open ends and a cutting edge at the first end. The coupling portion is spaced from the peripheral wall of the cylindrical body and includes an inner thread along an inner surface thereof.
