3M(TM) Mill Wipe, 28 in x 1 in x 1/2 in 5, 100 per case, Custom Mill Wipes are non-abrasive products made from laminated layers of durable non-woven web. There are many functions for this product but most common use is cleaning the large steel rols in primary metal rolling mills. Offer value by absorbing oxides and wiping fluids better than traditional rubber or felt wipes. Meduim 5 density. Color: Goldenrod.