Mesh Size 1.70-0.85mm Ground Walnut Shells,12/20 Walnut Shells

4 lbs or 1.8 kg Ground Walnut Shell Media 12-20 Grit - Medium Course Walnut Shells for Tumbling, Vibratory Or Blasting : Tools & Home Improvement

Walnut Shell Sizes Composition Materials Co.

4 lbs or 1.8 kg Ground Walnut Shell Media 12-20 Grit - Medium Course Walnut Shells for Tumbling, Vibratory Or Blasting : Tools & Home Improvement

Mesh Size 1.70-0.85mm Ground Walnut Shells,12/20 Walnut Shells

Walnut Shell 18-40 – ShellPro, Inc.

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PlumEasy Patterns Ground Walnut Shells, 11.5 Ounce Bag : Grocery & Gourmet Food

Quality Assurance Spot Polishing and Grinding Walnut Shell Sandblasting Walnut Shell Powder - China Walnut Shell Powder, Walnut Shell Powder Scrub

Walnut Shell for Blasting