Clog resistant; premium aluminum oxide mineral; use wet or dry. Sheets perforated for easy dispensing; works for interior and exterior surfaces. Number in package: 4. SKU: 42973946 MFG: 28220SB-UF4 Shop more products by 3M. Best online store to shop professional hand tools. Save big with Life and Home discount coupons SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Shipping not available to AK,AE,AA,AE,AE,AE,AP,GU,HI,PR,VI Free shipping over $35 Sold out $9.98 Quantity Sold Out Sold out Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Size: 7" x 4.5" Grit: 220 Sandpaper type: Aluminum oxide Ultra flexible sanding sheets: fold, roll, shape or twist Lasts 15 times longer than 3M conventional sanding sheets Clog resistant; premium aluminum oxide mineral; use wet or dry Sheets perforated for easy dispensing; works for interior and exterior surfaces Number in package: 4 FEATURES MFR: 28220SB-UF4 SKU: 42973946 UPC: 051141401348 Brand: 3M