Grinding container Spex tungsten carbide lined, carbide, dish and lid are steel shells with tungsten carbide inserts, puck and ring are solid tungsten carbide. 6.9 inch, diameter x 3.2 inch high, 29 lbs, 17.5cm x 8cm, 12.5kg, nominal volume 240mL, recommended grinding load 20-50mL, includes puck, ring, dish with O-ring gasket, and lid