Manual Flax Seed Grinder - Adjustable Coarseness Hand Crank Mill for Household Use Manual Flax Seed Grinder - Pepper Mill with Adjustable Coarseness, Household Grinding Bottle, Hand Crank Operated Durable materials: safe and reliable, sturdy and lightweight, wear-resistant, not easily broken or faded Adjustable device: The pepper grinder can be adjusted by turning the top nut from loose to tight to achieve the desired seasoning fineness; coarseness increases counterclockwise and decreases clockwise Ergonomic design: Features a comfortable wooden body that provides a natural grip and elegant appearance, ideal for home use and tableside serving Easy to carry: Lightweight construction makes the manual spice grinder portable and convenient for storage or travel Widely used: Suitable for grinding various spices such as peppercorns, salt, sea salt, Sichuan pepper, black pepper, sesame seeds, flax seeds, and other dry herbs or supplements