STARCKE SANDING SPONGE PADS 5-1/2" x 4-1/4" x 3/16" SUPER FINE GRIT 5 Pieces - SINGLE SIDED SPONGES STARCKE Premium abrasive sanding sponges are flexible foam pads coated with aluminum oxide mineral. These single sided sanding Pads enable user to sand hard-to-reach areas inaccessible to machine sanders. The exceptional method used in the manufacturing process and the use of "solvent free" adhesives, reduces heat buildup at the point of contact and extends the life of the foam abrasives. The soft flexible foam backing conforms too virtually to any contour, profile shape. These pads can be used wet or dry. Sponges are great for many applications can be used for sanding Auto Body Work on various Metals, Woodworking and Furniture, Plastics and Fiberglass… Sponges are Available in 4 Grades: - Super Fine: Equivalent to 400-600 grit in traditional sandpaper - Very Fine: Equivalent to 320-400 grit in traditional sandpaper - Fine: Equivalent to 220-280 grit in traditional sandpaper - Medium: Equivalent to 120-150 grit in traditional sandpaper. NOTE: Visit our Store for all the other Grades . SPECIFICATIONS: JETS Product # 0120-7010 (5-Pads) - Brand: STARKE Sanding Sponges - Super Fine # SF-20: 5 Pads - Abrasive Mineral: Coated with Aluminum Oxide Surface - Grade Range: Super Fine 400 -600 - Measures: 4-1/2" x 5-1/2" x 4-1/4" - Thickness: 3/16" SALE is for 5 Sponge Pads Super Fine NOTE: Visit JETS INC. our ebay Store Listings, where you can see a full Line Starcke products including Matador Abrasive Sandpaper and a full range of Polishing and Finishing Compounds, Buff Wheels, Supplies along with many more Jewelers Equipment Tools and Supplies. JETSINC. E4 0721 CKSP