DescriptionThis is a medicine roller, which is made of premium sand cast material, by excellent workmanship, making it durable and firm for long lasting use. It is usually used to grind Chinese medicine or high dose drug, very convenient and helpful.Features-Color: Grey -Material: Sand cast -Size: About 51.00X14.00X11.50cm/ 20.04X5.50X4.52inch-It is a tool to crush the medicine by using the grinding force of the wheel and the hull. It has stronger grinding force than the bowl. -The inner surface is relatively rough, which is conducive to the rapid refinement of medicinal materials. -The milled pig iron is cast twice, solid and durable. -The lengthened stick is more durable and more convenient to install. -Green sand casting.