Stash Sharper Grinder - (1.5") 40mm Grinders by n/a Sale! Login to view price. Size Single Box of 10 (Save $5) This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Sharper Grinder 3 piece with a stash can underneath 1.5" (40mm) Qty available: 15 SKU: SprStsh-40-1 Tweet