1.Ervin test machine 2.national standards 3.long service life 1. Description: Stainless Steel Shot is a cast austenitic stainless steel spherical abrasive. Stainless Steel Shot is used for surface finishing, cleaning, descaling, deburring, casting sand removal, coating removal and surface preparation. Stainless Steel Shot produces a bright metallic, stain free finish. Containing no free ferrous ...