Black Beauty Crushed Glass Bead 20/40 - Medium 50lb bag

50LB Box Medium Grit 12/30 Glass Blast Media

Low Free Silica: less than 1%

For the removal of surface coatings such as rust, paint, and scale from a variety of substrates

Can be used on stainless steel, aluminum, concrete, bricks, and wood

Non-reactive, Chemically inert, Uniform density to produce white metal finish