General description Self-guiding cutters for rounding over edges do not require a side fence. They are designed for versatility and ease of use, allowing for various edge profiles. Technical specifications Model: TREND 46/17X1/2 Type: Bearing guided ovolo cutter Includes: Two bearings (larger bearing for round-over) Usage Produce a top quirk by lowering the cutter. Achieve a full round/bullnose for stair treads by taking a second pass from the opposite side of the workpiece.