Ideal for cutting intricate details on paper, cloth, cardboard, thermocol, plastic, wood carvings, fabric, leather, overlays and other lightweight crafting materials. Grip touch point provides control and comfortable use while reducing hand fatigue.5 premium interchangeable sharp blades replacement blades in one package, this set is ideal for the crafter who needs an easy-to-control knife and a constant supply of sharp blades for multiple projects.The blades comes with a safety cap and protects the blade during storage. An easy-interchange sharp blades system allows you to replace blades quickly and safely. The blades is very sharp, please be careful when using it and while replacing it.The detail pen knife set is rich and can achieve almost every aspect of your project. Suitable for DIY Art and Craft and Hobbies. Package contains Qatalitic Detail Pen Knife Set with 5 Interchangeable Sharp Blades.