3" x 1" x 1/4" Shank 40 Grit Mounted Flap Wheel 10 pk - Wendt 110782 Category_Product Type/Abrasives/Hand Pads while the nylon scrim backing

while the nylon scrim backing gives the disc superior durability and stiffness

giving this disc longevity

Stainless steel

Knitted fabric on foam backing

Surfox-T Weld Cleaner 1

3" x 1" x 1/4" Shank 40 Grit Mounted Flap Wheel 10 pk - Wendt 110782 Category_Product Type/Abrasives/Hand Pads while the nylon scrim backing3" x 1" x 1 4" Shank 40 Grit AO Flap Wheel Premium Aluminum Oxide grain on a flexible cotton backing remains the most popular specification. The abrasive is versatile and can be used on nearly every ferrous and non ferrous material as well as plastic, fiberglass, and wood. The backing wears evenly with the grain and maintains its shape when finishing profiles.