RGM Painting Knife Plus #072 RGM Painting Knives from $5.56 $9.15 Qty. Add to Cart SKU: RGQ072 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 5/8" Width: 1 1/4" (6 1/2cm x 3 2/10cm). RGM Painting Knife Plus #72 with dark brown bubinga wood handle. Tweet