8 lbs or 3.6 kg Ground Walnut Shell Media 12-20 Grit - Medium Course Walnut Shells for Tumbling, Vibratory Or Blasting

Coarse 12–20 Grit for Heavy-Duty Cleaning – More aggressive removal of paint, carbon, grease, and stubborn buildup

Fast & Efficient Stripping Power – Larger particle size speeds up blasting and cleaning jobs

Versatile Use Across Materials – Ideal for metal, wood, fiberglass, stone, and durable plastics

Eco-Friendly & Silica-Free – Natural, biodegradable walnut shells with no silica dust

Loose bulk density: ~40–50 lb/ft³

Tackle tougher cleaning jobs with our premium 12–20 grit crushed walnut shell media. This coarse-grade natural abrasive is designed for more aggressive removal of paint, carbon buildup, grease, and heavy grime—while still protecting the underlying surface from damage. Ideal for blasting cabinets and vibratory tumblers, this larger grit size delivers faster stripping power and efficient cleaning across a wide range of materials. It works exceptionally well on metal, stone, wood, fiberglass, and durable plastics where a stronger cut is needed without the harshness of traditional abrasives. Made from natural walnut shells, this media is environmentally friendly, biodegradable, and 100% silica-free—offering a safer alternative for both users and equipment.