DiamondCore D3 Rotary Tool - Cone Stilts & Racks and is commonly called alumina

and is commonly called alumina

darkens to a forest green at cone 5

ideal for pouring into solid models or patterns (and making it ideal for filling multiple molds simultaneously)

Blue Green Velvet Underglaze is a teal color that is deep aqua at cone 05

DiamondCore D3 Rotary Tool - Cone Stilts & Racks and is commonly called aluminaDiamondCore Rotary Tools have diamonds embedded all the way down to the shaft, not just on the outer edge. Use them on bisque, high fired clay, glaze drips, porcelain, tile or glass. Quickly grind off off glaze drips, chipped feet or sharp edges. For longevity use water, high speed and gentle pressure. "Let the Diamonds do the work." 7mm diameter x 15mm length. Shaft diameter 1 8". 170 grit