The Mini Grind Stone is a compact, puck-style hand grinder sized for easy pocket or bag carry. Rub it between your palms to break down dry herb without the bulk of a traditional grinder — a simple, low-maintenance option with nothing to jam or wash out. Pick up the Mini Grind Stone at The Purple Leaf. Learn more: How to roll a joint · How to backroll a jointThis item is out of stock. In stock now:Loonie Grinder – $8.00Beer Can Grinder – $16.00See all Grinders.