Set includes pycnometer with conical mold and tamper. Pycnometer is 1 qt (0.95L) threaded glass jar with a rubber gasketed brass top tapered to 3/8 in (9.5 mm) hole at top. Mold is 1.59 in (38mm) top diameter, 3.59 in (89 mm) bottom diameter x 2.99 in (74mm) high. The 300g tamper has 1 in (25mm) diameter face. Order LA-0524 (Mold & Tamper) separately to run Saturated Surface Dry (SSD) test only.