45-degree Stone Edge Step Liner. Butterfield Color, Inc. With a 45° angle at the bottom, ... This tool is the go-to for grinding, polishing, and finishing concrete surfaces, ...

Grinding Stones: Stones are hard and ... We also like to use cutoff wheels to remove brackets from axles and framerails—we just cut at a 45-degree angle into the weld, toward the unwelded root ...