Excel 20022 - 5pc No 22 Curved Edge Knife Blade - For curved cutting of plastic and wood. Size: 1 13/16 x 3/8 x 1 inch Edge. Fits 3/8 inch X-ACTO No 2, Type c, and Type D handles, as well as Excel K2, K5, K6, and K7 Handles. Made in USA.