3M™ Hookit™ Blue Abrasive Disc 321U, 36165, 5 in, 320 grade, Multi-hole, 50 discs per carton, 4 cartons per case Min Qty Order:4 3M SKU: 7000144120

3M SKU: 7000144120

3M SKU: 7100162639

3M SKU: 7100138189

Profile grinding of hardened steels and superalloys

May be run with a lubricant to help eliminate swarf and potential for smearing the substrate

3M™ Hookit™ Blue Abrasive Disc 321U, 36165, 5 in, 320 grade, Multi-hole, 50 discs per carton, 4 cartons per case Min Qty Order:4 3M SKU: 70001441203M SKU: 7100215945 Lead Time: ~2 days Our 3M Hookit Blue Abrasive Disc 321U delivers best in class performance at every stage of paint prep and coatings removal. Premium aluminum oxide mineral abrasive is blended with ceramic grain for a full range of sanding applications. Our multi hole discs feature a specially designed pattern that reduces loading, extends disc life and aligns with most backup pads. Hookit attachment makes disc changes easy. A best