DiamondCore 12 inch Diamond Grinding Disc Grit:120 Grit Medium This allows for expansion of

This allows for expansion of the insert due to water absorption during the “settling in” period

twin stainless steel mixing augers blend and extrude up to 880 lbs per hour

Each T4 tool comes with one free spare blade

There are additional advantages if you are a "single potter studio"

high impact plastic

DiamondCore 12 inch Diamond Grinding Disc Grit:120 Grit Medium This allows for expansion ofDiamond Grinding Discs ( Potsavers ) are adhesive backed, 12" diameter metal plates with diamond grit electroplated onto the metal. They need to be attached to a smooth, clean, flat waterproof bat. They remove glaze drips or grind high fired clay, bisqueware, tile or glass, or level the foot of a warped pot. Since diamond grit has a 7000 hardness rating and silicon carbide is only rated at 2400, diamonds will last much longer and out perform silicon