Podoy CB09U CB09 Graphtec Blade Holder Base with 15pcs (30/45/ 60 Degree) Graphtec Blade Vinyl Cutter Plotter Cutting Blades Silhouette Cameo Material: Carbide, cutting edge: 30 / 45 / 60 (5 per degree) The tool holder is made of hard alloy material, super hard, super tough and more wear-resistant. Carbide tools are finely polished and suitable for mahogany, wood, PVC swatches, MDF and other precision reliefs. The 45 blade is the standard blade for most vinyl cutters. They are suitable for all standard cast and rolled vinyl and other thin materials such as ThermoFlex Plus. The 30 blade is primarily used to cut very thin window shades and polyester film materials. For thicker materials such as reflective film, flocking and twill materials, and sandblasting, a 60 blade is recommended.