Fast and easy removal of the arch or palate areas of gypsum and stone models is accomplished with Ray Foster Model Arch Trimmer and SaburTooth Carbide Burs.
A421: 5% Taper Cylinder - Model Arch Trimmer Accessory
Coarse Grit (blue)
3/4” dia. at base x 1-1/4” Length; 1/4” shank