Suitable for X-ACTO "A" type holders. The X-ACTO #16 Scoring Blade is a delicate cutting tool designed for scoring lightweight materials. The unique shape of the blade makes it easy to change directions and perform intricate, detail cuts without ripping or tearing the material. The #16 Scoring Blade by X-ACTO works with lightweight and delicate materials, including the following: light paper, soft woods, plastic, stickers and decals, and more.