Corn Cob Grit – Very Fine G20 grade (0.3mm-0.5mm) Blasting, tumbling & Polishing

Corn Cob Grit G20 (0.3–0.5mm) is a biodegradable, non-toxic blasting and polishing media. Perfect for cleaning delicate surfaces like wood, stone, boat hulls, and machinery without damage. Reusable, eco-friendly, and silica-free — a safer alternative to sandblasting. Sold on Mascota Products (https://mascotaproducts.com/product/corn-cob-grit-g20-blasting-polishing-media/). The price shown is the retail price on that storefront on 2026-10-23, not a GreenB2B quote or a wholesale price.