Excel Blades Craftsmen Hobby Knife Set 100% Made in the USA, premium quality knives and replacement blades in a wooden storage box Set includes light, medium and heavy duty hobby knives K1, K2 and K6 with 13 assorted replacement blades for basic cutting, trimming and carving Interchangeable with Excel Knife Handles and Blades and also fits popular hobby knife brands including Xacto Knife Sharper than average blades, Excel hobby blades have a strong tip and flex without breaking to keep their edge and tip longer, and are coated in a thin layer of oil for rust protection Perfect for craftsmen, artists, designers and hobbyists  wood carving, model kits, paper crafts and more