6" Adhesive Backed (stick on) Sanding Discs No Holes Porter Cable 150 Grit Fifty (45) Discs. You get 3 packs of 15 discs to = 45 discs You are buying one lot of Fourty Five (45) Brand new, never used Porter Cable 6" Adhesive Backed Sanding Discs No Hole 150 Grit. Item#726001515. These are brand new still in retail packaging. Please contact us prior to purchase with any questions you might have on this item or another item in our store. Shipping discounts available for multiple purchases. International Buyers please contact us prior to buying we might be able to offer Flate rate shipping usps price on large orders.