GLASS BEAD #3 - Large Diameter Bead - 25 lbs. - Sand Blast Cabinet BLASTING MEDIA - By Tacoma Company High Quality Mil Spec #3 - Made in USA Coarse Glass Bead -- Spherical; .75 - 1mm; Sieve Size 20-30 Excellent for Peening & Polishing Non-Toxic, Silica-Free, Environmentally Harmless Great for Crafts, Reborn Doll making, & Hobby usage