A trowel for finishing the top of concrete stem walls around protruding anchor bolts has a finishing surface in the form of a blade or block attached to a handle. An opening in the form of a notch or a hole is provided in the blade or block for accommodating an anchor bolt. The trowel may be provided with means to position the anchor bolt vertically and horizontally in addition to finishing the concrete around the anchor bolt. The trowel may also have a curved side edge for rounding the concrete where it contacts the form.