Our 3M™ Hookit™ Purple Clean Sanding Abrasive Disc 334U combines excellent dust removal and fast cutting, long lasting abrasive for higher productivity and lower cycle times. A spiral pattern clears dust from the surface and reduces loading for longer disc life – up to 3 times longer than traditional auto body abrasive discs. Our 3M™ Hookit™ attachment system makes disc change-outs fast and easy.