Diamond Cup Grinding Wheel

https://www.buteodiamondtools.com/products/diamond-cup-grinding-wheel.html

A diamond cup grinding wheel is an abrasive tool designed for grinding and smoothing various materials, including concrete, stone, and masonry. It features diamond segments or metal-bonded diamonds for efficient material removal and shaping. These cup diamond wheels are commonly used in construction and stone fabrication for surface preparation and finishing tasks.