Achieve powerful cleaning without damaging delicate surfaces using our premium 18–40 grit crushed walnut shell media. This natural abrasive is ideal for removing paint, grease, carbon buildup, and grime while preserving the integrity of the underlying material. Perfect for use in blasting cabinets and vibratory tumblers, walnut shell media delivers consistent, reliable performance across a wide range of applications. It effectively cleans and polishes surfaces such as glass, fiberglass, wood, plastic, stone, and soft metals without etching or scratching. Made from all-natural walnut shells, this media is environmentally friendly, biodegradable, and 100% silica-free—making it a safer alternative to traditional blasting materials. ALLERGY WARNING: Contains walnut shell material.