Metal abrasive disks are used as a water coolant. These are used mostly to slice stones and metals. Grit discs have several advantages over various kinds of discs. They have such a relatively fast cutting speed. The grit disc sander is not a hefty instrument that can be easily held when operating on a scaffold.
- Steel cutting fluids are abrasive or peening mediums composed of iron particles.
- They are typically offered in two sizes (shot and grit) that suit various industrial applications.
- Since these grains are made from smashed steel shot, they have sharp edges and broken parts.
Therefore, the answer is "Option B".
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