Amazon.com: 8 lbs or 3.6 kg Ground Walnut Shell Media 18-40 Grit - Fine Walnut Shells for Tumbling, Vibratory Or Blasting : Tools & Home Improvement
Agra-Grit 25 lb. Walnut Shell Blasting Grit, Medium at Tractor Supply Co.
Amazon.com: 4 lbs or 1.8 kg Ground Walnut Shell Media 18-40 Grit - Fine Walnut Shells for Tumbling, Vibratory Or Blasting : Tools & Home Improvement
Premium Ground Walnut Shell Media Grit Size 12/20-5 lbs/2.3 kg - Medium Grit Walnut Shells for Tumbling, Blasting or Vibratory Use: Amazon.com: Tools & Home Improvement
Walnut shell sandblasting abrasive. Used for deflashing, deburring and finishing operations, filler and extender applications
Walnut Shell Media Blasting - Walnut Shell Abrasive | SurfacePrep
Walnut Shell Blast Media
Agra Grit Walnut Shell Blasting Fine-Grit (25 lb. per Box) BGF25 - The Home Depot