... removal, coating removal and surface preparation. Stainless Steel Shot produces a bright metallic, stain free finish. Containing no free ferrous ... fast cleaning speeds at reduced costs.2. Steel shot: S70, S110, S170, S230, S280, S330, S390, S460, S550, S660, S780 ... and surface improvement of stainless steel and aluminium parts, producing a bright metallic finish on the surface. Deburring, cleaning and ...