Staples offers the Kalorik Gravity Salt and Pepper Grinder Set in five colors (Stainless pictured), model no. PPG 37241, for $22.99. Plus, Rewards members grab free shipping. (Not a Rewards member? It's free to join.) That's the lowest total price we could find by $2. These automatic electric grinders feature stainless steel housing, adjustable grind level, and LED lighting. Six AAA batteries are required, but not included.