Dura-Green Stone - FG - FL2 by Shofu SKU 935-0197AA 123 $40.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Payment methods: We accept all major credit cards American Express Mastercard Visa FL2 flame FG (friction grip) Shofu Dental Dura-Green silicon carbide finishing stones, box of 12 stones.