Griffin Grip is a centering and holding tool designed specifically for leather-hard or bisque ware. A perfect tool for trimming, waxing the foot or for banding with under glazes or engobes. Features three arms helping you to gently corral your pot into the center. Easily snaps on and off your pottery wheel. Made in USA. Fits all standard wheel sizes, 10-14" diameter (25-35 cm) *Does not fit the new Shimpo Aspire