5-Pack Precision Razor Edge Precision Utility Stainless Steel Cutting Blade Retractable Locking Breakable Vinyl Wrap Tool Kit Professional vinyl wrap installation tool kit for quick installations with minimal effort! 1 x Professional stainless steel utility knife: A must. The sharp 30 Degree angle allows you to swivel and control the cuts with precision Breakaway-style blades last longer. Once the blade becomes dull, just snap off the tip.You will have a new sharp edge to cut with.