GlassBlast is now a distributor for HoldTight 102 a rust inhibitor and coating very popular with vapor abrasive sandblasting machines. GlassBlast and Hold Tight 102 are two products used in EcoQuip, Greener Blast, Dustless Blasting, MMLJ, Graco and GeoBlaster machines. Holdtight 102 is environmental friendly and is approved with a lot of coating companies. If you own a vapor abrasive machine and you are not using Holdtight 102 you are getting flash rust that you can eliminate for a minimal amount.