Excel Blades - #2 Straight Edge Replacement Blade Made from carbon steel. These sharp straight edge #2 Blades are perfect blade for cutting and trimming thicker materials. This versatile replacement blade fits with all standard medium to heavy duty craft knives. Used with matte board linoleum foam core plastic cardboard plaster cast cork metal stone wood balsa wood rubber wax clay and more. Used for trimming cutting linoleum foam core plastic cardboard plaster cast cork metal stone wood balsa wood rubber wax clay and more. Fits with Excel Blades handles K2 / K5 / K6 L-1.880 / H-0.400 / E-1.100 / S-0.345 / T-0.025 The #2 blade is made in the USA