• Two different grinding procedures: hard, brittle or non-elastic grinding up to Mohs hardness of 6 with stainless steel beater (included) or grinding soft, fibrous materials with a cutting blade (not included). • Can grind a variety of substances wet or dry. • Fixed grinding speed of 28,000 rpm. • Useful volume of grinding chamber is 80 ml. • Grinding chamber allows for the use of liquid nitrogen. • Pulverize moist and gluey materials by adding water. • Overload protection feature. • Dimensions: 85 x 85 x 240 mm. • Warranty: 3 years (upon registration). • Power: 120 volt. cUL Approved.