Manual Flax Seed Grinder - Pepper Mill with 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 features an ergonomically designed wooden body, providing a comfortable grip. It is stylish enough to attract family and guests. Easy to carry: With a lightweight design, the manual spice grinder is easy to move and convenient to store. Its light weight makes it easy to carry without adding bulk. Widely used: The crank-style pepper grinder is suitable for grinding various types of spices, including pepper, salt, sea salt, pills, Sichuan pepper, black pepper, sesame seeds, and more.