Fundamental Rockhound Products: Large 4 Step Rock Tumbling GRIT KIT Includes 5 lbs. each of coarse medium fine abrasives 2 1/2 lbs tumble polish -- enough for 50 lbs of rock Grit kit with enough to tumble up to 50 pounds of rock. You will receive Coarse, Medium, and Fine silicon carbide grit, Grit Saver, and Alumina based tumble polish Instructions are included This is an American Made product, Made in Colorado