Minwax? Blend-Fil? Pencils are ideal for easy touch-up and repair of scratches and nail holes in stained and finished wood, they are a quick, no mess way to maintain the beauty of wood, available in a variety of colors to match specific Minwax? Wood Finish? stain colors and many other wood stains, Minwax? Blend-Fil? pencils can also be mixed to create custom colors.