Manual blast gun ---A2 1,Air intakes DIA 9 2,Suction ... ,Feeding chamber Kong DIA 9 4, Nozzle hole DIA 8 Manual blast gun..The SSCE-A2 uses compressed air and abrasive ... stripping jobs, Touch-up work, Farms, Welding & machine shops, and home hobbyists, On-site glass&stone engraving Features:1. Lightweight, portable ...