A 10 Basic Volume 50mL Max Grain Size 6 mm Max Grain Hardness 5 Mohs Max Speed 25 000 RPM Height 9.8 in Width 5.1 in Depth 5.7 in Weight 6.4 lb Voltage 100-120 Features Brushless Motor For Long Service Life And Low Noise Level Digital Timer Display Of Grinding Time Simple Handling With Keypads Includes Grinding Chamber Stainless Steel Cutter Timer