Sand Blaster; 2 Handed Model; EitanThis 2 hand version provides for greater articulation of job in jet stream and employs the ceramic technique for best results on precious metals.; Chromium cobalt compatible; Advanced filtration to control dust humidity; Accepts sand grits of 25 to 300 (not included); Illuminated chamber with toughened viewing screen; Includes job holders and internal nozzles; Foot control switch for convenient switching while both hands gloved.