Founded in 1993, Dura-GRIT is known for its high-quality and long-lasting carbide sanding tools and Dremel drill power carving burrs. Made in North America from tungsten carbide and steel, Dura-GRIT tools last 100x longer than sandpaper, making them the most versatile and durable cutting and shaping tools on the market! This 7-pc. Fine Detail Carbide Carving Tool Set is for use with a Dremel 1/8" rotary drill and comes with seven carbide burrs that produce the fine details that make a good woodcarving a great woodcarving! The burr shapes are based on feedback from professional power woodcarvers and gourd artists and can be used to cut, carve and drill the following materials: bass wood, balsa, modelling plywood, foam, hard vegetable gourds, greenware clay, leather, rubber, and more! Included in this set is the SR-PIA 1/4" dia.. PIAT Flame Burr, the SR-GOW 1/8" dia.. Grain of Wheat, the SR-IV8 1/8" dia.. Inverted Cone, the SR-SP6 1/16" dia.. Sphere, the SR-SB6 1/16" dia.. Straight Burr, the SR-CW2 3/16" dia.. cutting wheel and the SR-CW3 3/8" dia.. cutting wheel. This set saves you time and money, giving you more time for creativity and more intricate detail to your finished product. Available in 3 grit grades (80-, 120-, and 240-grit). Not recommended for use on metal.