TQB Walnut Blasting Shell Media Abrasive 12/20 20KG 1.2-1.4mm 3022TThe Walnut Shell Blasting Media Abrasive is designed for use in conjunction with our TradeQuip Blasting Cabinets. Nut shells and other organic materials, don't cause anchor patterns, making them useful for removing dirt, grease, oil, carbon, scale, burrs and paint without changing the underlying substrate. Walnut shells can be an excellent choice for softer surfaces such as wood they wont cause etching. Walnut shells are one of less abrasive blasting