Diamond Pacific Grit Kit For Vibratory & Rotary Tumblers This is a new kit that is designed for professionals as well as those just learning the fun of tumbling stones. The abrasives included will polish a variety of stones from soft to hard.You receive: Step 1: 60/90 silicon carbide (coarse grind) 20 oz (566.9 grams). Step 2: 220 silicon carbide (medium grind) 14 oz (396.8 grams). Step 3: 600 silicon carbide (final grind) 11 oz (311.8 grams). Step 4: 600 aluminum oxide (pre polish) 11 oz (311.8 grams). Step 5: lusterite polish 6 oz (170 grams). Ceramic media filler 16 oz (453.5 grams) 10 Measuring cups.