Specifications: - Head length: 4 mm. - Total length: 20 mm. - Shaft type: 314. - Shaft: FG. - Max Revolutions: max. 160.000. - Procedure: Amalgam. - Material: Tungsten Carbide. - Shape: Amalgam Remover. - Color Ring: Black. - Grit: Extra Coarse. - Diameter: 012.