【High-quality Material】: The ruler‘s bar and the surface of the hydrometer are made of hard aluminum alloy and stainless steel respectively, which have good wear resistance. They are not easy to damage under the correct use. 【High Stability】: The base of this mud hydrometer is a larger disc, which keeps the hydrometer very stable on the table. There is also an adminicula next to the scale that allows the scale to be balanced during the measurement. 【Clear Scale】: The scale of this ruler is chemically carvings so that each scale is recessed. This makes the scale clearer and more distinct. It is more accurate to see when using it. The smallest measuring range of this ruler is 0.01 g/cm³and 0.1 lb/gal. This allows for accurate enough measurement of liquids. 【Double Scales】: This ruler has two unit scales for g/cm³ and lb/gal. You can shift between the two different units very clearly and easily. 【Easy to Operate】: The balance of the bar can be observed by the level at the top of the bar. The weight of the mud is read directly on the scale after placing it in the cup. This operation is very easy.
