RGM Painting Knife Plus #010 RGM Painting Knives from $5.56 $8.25 Qty. Add to Cart SKU: RGQ010 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: 3/4" (6 1/2cm x 9/10cm). RGM Painting Knife Plus #10 with dark brown bubinga wood handle. Tweet