ACME-Ideal for home office or crop use. Blades are manufactured using titanium bonded over a stainless steel core to create an extremely sharp blade. Great for precision cutting of 20 pound paper cardstock construction for easier and more accurate cutting of larger pieces. Comes with 1 yellow cutting and 1 blue scoring blade. Grid for cutting measures 5.75"x12". Westcott titanium blades are extremely sharp. Use with caution.