Item:Blast Media; Media Type:Crushed Glass; Media Grit:Not Rated; Nominal Dia. Micron Range:212 To 425; Media Container Size:50 Lb; Media Container:Box; Nominal Dia. Range:0.0165 In To 0.007 In; Us Sieve:40-80;-Knife Sharpener-Crushed Glass Blast Media, 50 Lb Box, 212 To 425 Nominal Dia. Micron Range,20400008237