Quickly homogenize cells, plant tissue and DNA pellets within microtube vials. These plastic pestles and tubes are designed to homogenize cells and plant tissue or, resuspend protein and DNA pellets. They are DNAase, RNAase and pyrogen free, and come individually wrapped to guarantee purity. The pestle features a grooved grip, making it easy to turn without slipping, even while wearing gloves. The length of the pestle is three inches or 7.5 cm. The pestle and tube are autoclavable, and compatible with model, 44468-25 pestle mixer that can be order separately.