RGM Painting Knife Plus #011 RGM Painting Knives from $5.56 $9.95 Qty. Add to Cart SKU: RGQ011 This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Length: 2 1/2" Width: 9/16" (6 3/10cm x 1 1/2cm). RGM Painting Knife Plus #11 with dark brown bubinga wood handle. Tweet