HF 110lb Blaster questions

http://www.harborfreight.com/44-lbs-black-aluminum-oxide-abrasive-70-grit-99945.

I used this with an inline filter on the air supply and never had a problem and worked great. Like others have said wear good respiratory protection and protective clothing and do it outside with the wind against your back.

44 Lb. Black Aluminum Oxide Abrasive, 70 Grit
Central Pneumatic - Item#99945