SK-Mill, Long Type (Outer case), Cat. No.: FNK-SK-200-A1, Size 1 piece. This apparatus has been developed for the purpose of crushing various frozen tissues easily. The conventional methods is to crush tissues in mortar using liquid nitrogen, which are really troublesome. In contrast, Our SK-Mill can now freeze-crush them easily. You can now prevent your samples from scattering and also from contamination because our SK-Mill is designed to use disposable closed type plastic Sample Tubes. Improved efficiencies will speed up your entire process.