Manual Flax Seed Grinder - Pepper Mill Adjustable Coarseness Household Grinding Bottle Hand Crank Mill 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, thickening counterclockwise and thinning clockwise. Design: The pepper grinder adopts an ergonomically designed wooden body, providing a relaxed feeling. It can attract family and guests at any time. Easy to carry: With a lightweight design, the manual spice grinder is easy to move. More importantly, being lightweight does not add any extra burden to keeping it in your bag. Widely used: The crank shaped pepper grinder is suitable for making various types of pepper powder, salt, sea salt, pills, Sichuan pepper powder, black pepper powder, sesame, etc.