appearance bulk bulky cross-cut cut cutting lettering letters long long-cut office padding paper papers quantity secure security short Shred shredded shredding strips surface surfaces texture textures thin use useful uses wording words school scissors cut up cutting knife dirty knife old paper knife x-acto 2019 blue New Year yellow blood Dirt grunge Mud red black blade edge gray grey isolated isolation metal scissor sharp shears silver stainless tool white background heart hearts love shape shapes valentine valentines