(one) Polishing with sandpaper involves the use of gentle picket or bamboo sticks. When polishing round or spherical surfaces, employing smooth picket sticks can greater match the curvature with the round and spherical surfaces. Should the utilization of wool berets is hugely intense, you'll prefer to use medium-high hardness polishing https://techeniz.com/shine-bright-the-art-and-science-of-metal-polishing/