Made from carbon steel, #11 Blades
Pack of 5
The double honed replacement blade has a strong tip and flex so you do not have to worry about breaking their edge and tip. 
This versatile replacement blade fits with all standard light and medium duty xacto style knives.
Used with: cuts on paper, card-stock, stencils, film, photographs, tape, plastic, cork, wood, vinyl, cloth, leather, cardboard, foam boards and most other light-weight crafting. 
Used for: model making, paper cutting, cake decorating, vinyl cutting and polymer clay, harpsichord voicing
Used by graphic artists, architects, car wrappers, designers, hobbyists, scrapbook artists and crafters.
Fits with: K1, K3, K17, K18, K26, K30, & K71 handles
L – 1.575/ H – 0.350 / E - 0.975/ S – 0.250/ T – 0.020
Made in the USA